Ramirez, E. E.; Bataille, Klaus et al. (2021) Moho Depth of Northern Baja California, Mexico, From Teleseismic Receiver Functions Earth and Space Science; Vol. 8; No. 6;

Shuck, Brandon; Van Avendonk, Harm et al. (2021) Strike-Slip Enables Subduction Initiation Beneath a Failed Rift: New Seismic Constraints From Puysegur Margin, New Zealand Tectonics; Vol. 40; No. 5;

Davey, Fred J.; Cande, Stephen et al. (2021) Cenozoic continental rifting in the north-western Ross Sea New Zealand Journal of Geology and Geophysics; (In Press)

Patel, Jiten; Sutherland, Rupert et al. (2021) Stratigraphic architecture of Solander Basin records Southern Ocean currents and subduction initiation beneath southwest New Zealand Basin Research; Vol. 33; No. 1;

Witkosky, Rebecca A.; Stock, Joann M. et al. (2020) The Lavic Lake Fault: A Long-Term Cumulative Slip Analysis via Combined Field Work and Thermal Infrared Hyperspectral Airborne Remote Sensing Remote Sensing; Vol. 12; No. 21;

Li, Fucheng; Sun, Zhen et al. (2020) Continental Interior and Edge Breakup at Convergent Margins Induced by Subduction Direction Reversal: A Numerical Modeling Study Applied to the South China Sea Margin Tectonics; Vol. 39; No. 11;

Persaud, Patricia; Pritchard, Edward H. et al. (2020) Scales of Stress Heterogeneity Near Active Faults in the Santa Barbara Channel, Southern California Geochemistry, Geophysics, Geosystems; Vol. 21; No. 1;

Wang, Lijie; Sun, Zhen et al. (2019) Seismic characteristics and evolution of post-rift igneous complexes and hydrothermal vents in the Lingshui sag (Qiongdongnan basin), northwestern South China Sea Marine Geology; Vol. 418;

Sun, Liheng; Sun, Zhen et al. (2019) Microstructures documenting Cenozoic extension processes in the northern continental margin of the South China Sea International Geology Review; Vol. 62; No. 7-8;

Gurnis, Michael; Van Avendonk, Harm et al. (2019) Incipient subduction at the contact with stretched continental crust: The Puysegur Trench Earth and Planetary Science Letters; Vol. 520;

Ramírez Ramos, Erik Esteban; Vidal-Villegas, José Antonio et al. (2019) A Crustal Velocity Model for the Peninsular Ranges of Baja California and Southwestern Laguna Salada, Mexico Seismological Research Letters; Vol. 90; No. 3;

Ajala, Rasheed; Persaud, Patricia et al. (2019) Three-Dimensional Basin and Fault Structure From a Detailed Seismic Velocity Model of Coachella Valley, Southern California Journal of Geophysical Research. Solid Earth; Vol. 124; No. 5;

Larsen, H. C.; Stock, J. et al. (2018) Rapid transition from continental breakup to igneous oceanic crust in the South China Sea Nature Geoscience; Vol. 11; No. 10;

Castro, R. R.; Stock, J. M. et al. (2017) Active tectonics in the Gulf of California and seismicity (M > 3.0) for the period 2002–2014 Tectonophysics; Vol. 719-720;

Fuis, Gary S.; Bauer, Klaus et al. (2017) Subsurface Geometry of the San Andreas Fault in Southern California: Results from the Salton Seismic Imaging Project (SSIP) and Strong Ground Motion Expectations Bulletin of the Seismological Society of America; Vol. 107; No. 4;

Castro, Raúl R.; Clayton, Robert et al. (2017) Observations of remotely triggered seismicity in Salton Sea and Coso geothermal regions, Southern California, USA, after big (M_W>7.8) teleseismic earthquakes Geofisica Internacional; Vol. 56; No. 3;

Castro, Raúl R.; Stock, Joann M. et al. (2017) Source Functions and Path Effects from Earthquakes in the Farallon Transform Fault Region, Gulf of California, Mexico that Occurred on October 2013 Pure and Applied Geophysics; Vol. 174; No. 6;

Han, Liang; Hole, John A. et al. (2016) Seismic imaging of the metamorphism of young sediment into new crystalline crust in the actively rifting Imperial Valley, California Geochemistry, Geophysics, Geosystems; Vol. 17; No. 11;

Han, Liang; Hole, John A. et al. (2016) Continental rupture and the creation of new crust in the Salton Trough rift, Southern California and northern Mexico: Results from the Salton Seismic Imaging Project Journal of Geophysical Research. Solid Earth; Vol. 121; No. 10;

Persaud, Patricia; Ma, Yiran et al. (2016) Fault zone characteristics and basin complexity in the southern Salton Trough, California Geology; Vol. 44; No. 9;

Schuler, Juerg; Pugh, David J. et al. (2016) Focal mechanisms and size distribution of earthquakes beneath the Krafla central volcano, NE Iceland Journal of Geophysical Research. Solid Earth; Vol. 121; No. 7;

Davey, F. J.; Granot, R. et al. (2016) Synchronous oceanic spreading and continental rifting in West Antarctica Geophysical Research Letters; Vol. 43; No. 12;

Schuler, Juerg; Greenfield, Tim et al. (2015) Seismic imaging of the shallow crust beneath the Krafla central volcano, NE Iceland Journal of Geophysical Research. Solid Earth; Vol. 120; No. 10;

Chen, T.; Akciz, S. O. et al. (2015) Fault‐Slip Distribution of the 1999 M_w 7.1 Hector Mine Earthquake, California, Estimated from Postearthquake Airborne LiDAR Data Bulletin of the Seismological Society of America; Vol. 105; No. 2A;

Ramírez-Ramos, Erik E.; Vidal-Villegas, Antonio et al. (2015) A Crustal Velocity Model for the Southern Mexicali Valley, Baja California, Mexico Seismological Research Letters; Vol. 86; No. 1;

Selvans, M. M.; Stock, J. M. et al. (2014) Deep crustal structure of the Adare and Northern Basins, Ross Sea, Antarctica, from sonobuoy data Earth and Planetary Science Letters; Vol. 405;

Fletcher, John M.; Teran, Orlando J. et al. (2014) Assembly of a large earthquake from a complex fault system: Surface rupture kinematics of the 4 April 2010 El Mayor–Cucapah (Mexico) M_w 7.2 earthquake Geosphere; Vol. 10; No. 4;

Seton, Maria; Whittaker, Joanne M. et al. (2014) Community infrastructure and repository for marine magnetic identifications Geochemistry, Geophysics, Geosystems; Vol. 15; No. 4;

Hauksson, Egill; Kanamori, Hiroo et al. (2014) Active Pacific North America Plate boundary tectonics as evidenced by seismicity in the oceanic lithosphere offshore Baja California, Mexico Geophysical Journal International; Vol. 196; No. 3;

Şengör, A. M. Celâl; Stock, Joann (2014) The Ayyubid Orogen: An Ophiolite Obduction-Driven Orogen in the Late Cretaceous of the Neo-Tethyan South Margin Geoscience Canada; Vol. 41;

Hauksson, Egill; Stock, Joann et al. (2013) Report on the August 2012 Brawley Earthquake Swarm in Imperial Valley, Southern California Seismological Research Letters; Vol. 84; No. 2;

Granot, R.; Cande, S. C. et al. (2013) Revised Eocene-Oligocene kinematics for the West Antarctic rift system Geophysical Research Letters; Vol. 40; No. 2;

Vidal-Solano, J. R.; Lozano Santa Cruz, R. et al. (2013) Geochemistry of the extensive peralkaline pyroclastic flow deposit of NW Mexico, based on conventional and handheld X-ray fluorescence. Implications in a regional context Journal of Iberian Geology; Vol. 39; No. 1;

Olguín-Villa, Angel Enrique; Vidal-Solano, Jesús Roberto et al. (2013) Petrografía, geoquímica, petrofábrica y paleomagnetismo de la Toba de San Felipe en la región de Cataviña, Baja California, México Revista Mexicana de Ciencias Geológicas; Vol. 30; No. 2;

Duputel, Zacharie; Kanamori, Hiroo et al. (2012) The 2012 Sumatra great earthquake sequence Earth and Planetary Science Letters; Vol. 351;

Meng, L.; Ampuero, J.-P. et al. (2012) Earthquake in a Maze: Compressional Rupture Branching During the 2012 M_w 8.6 Sumatra Earthquake Science; Vol. 337; No. 6095;

Selvans, M. M.; Clayton, R. W. et al. (2012) Using overlapping sonobuoy data from the Ross Sea to construct a 2D deep crustal velocity model Marine Geophysical Research; Vol. 33; No. 1;

Selvans, Michelle M.; Stock, Joann M. et al. (2011) Constraints on Jalisco Block Motion and Tectonics of the Guadalajara Triple Junction from 1998–2001 Campaign GPS Data Pure and Applied Geophysics; Vol. 168; No. 8-9;

Andrews, Vanessa; Stock, Joann et al. (2011) Double-difference Relocation of the Aftershocks of the Tecomán, Colima, Mexico Earthquake of 22 January 2003 Pure and Applied Geophysics; Vol. 168; No. 8-9;

Hauksson, Egill; Stock, Joann et al. (2011) The 2010 M_w 7.2 El Mayor-Cucapah Earthquake Sequence, Baja California, Mexico and Southernmost California, USA: Active Seismotectonics along the Mexican Pacific Margin Pure and Applied Geophysics; Vol. 168; No. 8-9;

Austermann, Jacqueline; Ben-Avraham, Zvi et al. (2011) Quantifying the forces needed for the rapid change of Pacific plate motion at 6 Ma Earth and Planetary Science Letters; Vol. 307; No. 3-4;

Lin, Yu‐nung Nina; Sieh, Kerry et al. (2010) Submarine landslides along the Malacca Strait-Mergui Basin shelf margin: Insights from sequence-stratigraphic analysis Journal of Geophysical Research B; Vol. 115;

Croon, Marcel B.; Cande, Steven C. et al. (2010) Abyssal hill deflections at Pacific-Antarctic ridge-transform intersections Geochemistry Geophysics Geosystems; Vol. 11;

Granot, R.; Cande, S. C. et al. (2010) Postspreading rifting in the Adare Basin, Antarctica: Regional tectonic consequences Geochemistry, Geophysics, Geosystems; Vol. 11;

Stock, Joann M. (2009) Pulling plates apart Nature Geoscience; Vol. 2; No. 8;

Molnar, Peter; Stock, Joann M. (2009) Slowing of India's convergence with Eurasia since 20 Ma and its implications for Tibetan mantle dynamics Tectonics; Vol. 28;

Vidal Solano, Jesús R.; Lapierre, Henriette et al. (2008) Isotope geochemistry and petrogenesis of peralkaline Middle Miocene ignimbrites from central Sonora: relationship with continental break-up and the birth of the Gulf of California Bulletin de la Société Géologique de France; Vol. 179; No. 5;

Croon, Marcel B.; Cande, Steven C. et al. (2008) Revised Pacific-Antarctic plate motions and geophysics of the Menard Fracture Zone Geochemistry, Geophysics, Geosystems; Vol. 9; No. 7;

Ai, Huirong-Anita; Stock, Joann M. et al. (2008) Vertical tectonics of the High Plateau region, Manihiki Plateau, Western Pacific, from seismic stratigraphy Marine Geophysical Research; Vol. 29; No. 1;

Sawyer, Dale S.; Coffin, Millard F. et al. (2007) COBBOOM: The Continental Breakkup and Birth of Oceans Mission Scientific Drilling; Vol. 5;

Sawyer, Dale S.; Coffin, Millard F. et al. (2007) COBBOOM: The Continental Breakup and Birth of Oceans Mission Scientific Drilling; Vol. 5;

Schmitt, Stuart V.; DeMets, Charles et al. (2007) A geodetic study of the 2003 January 22 Tecomán, Colima, Mexico earthquake Geophysical Journal International; Vol. 169; No. 2;

Downey, Nathan J.; Stock, Joann M. et al. (2007) History of the Cretaceous Osbourn spreading center Journal of Geophysical Research B; Vol. 112; No. B4;

Davey, F. J.; Cande, S. C. et al. (2006) Extension in the western Ross Sea region-links between Adare Basin and Victoria Land Basin Geophysical Research Letters; Vol. 33; No. 20;

Stock, Joann M. (2006) The Hawaiian-Emperor Bend: Older than expected Science; Vol. 313; No. 5791;

Müller, R. Dietmar; Cande, Steven C. et al. (2005) Crustal structure and rift flank uplift of the Adare Trough, Antarctica Geochemistry, Geophysics, Geosystems; Vol. 6; No. 11;

Hook, Simon J.; Dmochowski, Jane E. et al. (2005) Mapping variations in weight percent silica measured from multispectral thermal infrared imagery—Examples from the Hiller Mountains, Nevada, USA and Tres Virgenes-La Reforma, Baja California Sur, Mexico Remote Sensing of Environment; Vol. 95; No. 3;

Cande, Steven C.; Stock, Joann M. (2004) Pacific-Antarctic-Australia motion and the formation of the Macquarie Plate Geophysical Journal International; Vol. 157; No. 1;

McQuarrie, N.; Stock, J. M. et al. (2003) Cenozoic evolution of Neotethys and implications for the causes of plate motions Geophysical Research Letters; Vol. 30; No. 20;

Oskin, Michael; Stock, Joann (2003) Pacific-North America plate motion and opening of the Upper Delfín basin, northern Gulf of California, Mexico Geological Society of America Bulletin; Vol. 115; No. 10;

Stock, Joann M. (2003) Hotspots Come Unstuck Science; Vol. 301; No. 5636;

Persaud, Patricia; Stock, Joann M. et al. (2003) Active deformation and shallow structure of the Wagner, Consag, and Delfín Basins, northern Gulf of California, Mexico Journal of Geophysical Research B; Vol. 108; No. B7;

Courtillot, Vincent; Davaille, Anne et al. (2003) Three distinct types of hotspots in the Earth’s mantle Earth and Planetary Science Letters; Vol. 205; No. 3-4;

Oskin, Michael; Stock, Joann (2003) Marine incursion synchronous with plate-boundary localization in the Gulf of California Geology; Vol. 31; No. 1;

Melbourne, Timothy I.; Webb, Frank H. et al. (2002) Rapid postseismic transients in subduction zones from continuous GPS Journal of Geophysical Research B; Vol. 107; No. B10;

Larson, Roger L.; Pockalny, Robert A. et al. (2002) Mid-Cretaceous tectonic evolution of the Tongareva triple junction in the southwestern Pacific Basin Geology; Vol. 30; No. 1;

Masterlark, T.; DeMets, C. et al. (2001) Homogeneous vs heterogeneous subduction zone models: Coseismic and postseismic deformation Geophysical Research Letters; Vol. 28; No. 21;

Hutton, W.; DeMets, C. et al. (2001) Slip kinematics and dynamics during and after the 1995 October 9 M_w=8.0 Colima–Jalisco earthquake, Mexico, from GPS geodetic constraints Geophysical Journal International; Vol. 146; No. 3;

Marks, K. M.; Stock, J. M. (2001) Evolution of the Malvinas Plate South of Africa Marine Geophysical Researches; Vol. 22; No. 4;

Oskin, Michael; Stock, Joann et al. (2001) Rapid localization of Pacific–North America plate motion in the Gulf of California Geology; Vol. 29; No. 5;

Nagy, Elizabeth A.; Stock, Joann M. (2000) Structural controls on the continent-ocean transition in the northern Gulf of California Journal of Geophysical Research B; Vol. 105; No. B7;

Billen, Magali I.; Stock, Joann (2000) Morphology and origin of the Osbourn Trough Journal of Geophysical Research B; Vol. 105; No. B6;

Holt, John W.; Holt, Elizabeth W. et al. (2000) An age constraint on Gulf of California rifting from the Santa Rosalía basin, Baja California Sur, Mexico Geological Society of America Bulletin; Vol. 112; No. 4;

Ferrari, Luca; Stock, Joann M. et al. (2000) Introduction to special issue: "The influence of plate interaction on post-Laramide magmatism and tectonics in Mexico" Tectonophysics; Vol. 318; No. 1-4;

Cande, Steven C.; Stock, Joann M. et al. (2000) Cenozoic motion between East and West Antarctica Nature; Vol. 404; No. 6774;

Nagy, Elizabeth A.; Grove, Marty et al. (1999) Age and stratigraphic relationships of pre- and syn-rift volcanic deposits in the northern Puertecitos Volcanic Province, Baja California, Mexico Journal of Volcanology and Geothermal Research; Vol. 93; No. 1-2;

Stock, Joann M.; Lewis, Claudia J. et al. (1999) The Tuff of San Felipe: an extensive middle Miocene pyroclastic flow deposit in Baja California, Mexico Journal of Volcanology and Geothermal Research; Vol. 93; No. 1-2;

Heinemann, J.; Stock, J. et al. (1999) Constraints on the proposed Marie Byrd Land-Bellingshausen Plate Boundary from seismic reflection data Journal of Geophysical Research B; Vol. 104; No. B11;

Marks, Karen M.; Stock, Joann M. et al. (1999) Evolution of the Australian-Antarctic discordance since Miocene time Journal of Geophysical Research B; Vol. 104; No. B3;

Lewis, Claudia J.; Stock, Joann M. (1998) Late Miocene to Recent transtensional tectonics in the Sierra San Fermín, northeastern Baja California, Mexico Journal of Structural Geology; Vol. 20; No. 8;

Gaina, Carmen; Müller, R. Dietmar et al. (1998) The tectonic history of the Tasman Sea: A puzzle with 13 pieces Journal of Geophysical Research B; Vol. 103; No. B6;

Atwater, Tanya; Stock, Joann (1998) Pacific-North America Plate Tectonics of the Neogene Southwestern United States: An Update International Geology Review; Vol. 40; No. 5;

Atwater, Tanya; Stock, Joann (1998) Pacific-North America Plate Tectonics of the Neogene Southwestern United States: An Update International Geology Review; Vol. 40; No. 5;

Cande, S. C.; Stock, J. et al. (1998) New Constraints on Plate Tectonic Puzzle of the SW Pacific Eos; Vol. 79; No. 7;

Lewis, Claudia J.; Stock, Joann M. (1998) Paleomagnetic evidence of localized vertical axis rotation during Neogene extension, Sierra San Fermín, northeastern Baja California, Mexico Journal of Geophysical Research B; Vol. 103; No. B2;

Marks, K. M.; Stock, J. M. (1997) Early Tertiary gravity field reconstructions of the Southwest Pacific Earth and Planetary Science Letters; Vol. 152; No. 1-4;

Zajac, Blair J.; Stock, Joann M. (1997) Using borehole breakouts to constrain the complete stress tensor: Results from the Sijan Deep Drilling Project and offshore Santa Maria Basin, California Journal of Geophysical Research B; Vol. 102; No. B5;

Melbourne, T.; Carmichael, I. et al. (1997) The geodetic signature of the M8.0 Oct. 9, 1995, Jalisco subduction earthquake Geophysical Research Letters; Vol. 24; No. 6;

Wilde, Melita; Stock, Joann (1997) Compression directions in southern California (from Santa Barbara to Los Angeles Basin) obtained from borehole breakouts Journal of Geophysical Research B; Vol. 102; No. B3;

Stock, Joann M. (1997) Geophysical Secrets Beneath Antarctic Waters Engineering and Science; Vol. 60; No. 3;

Kerkela, Stacy; Stock, Joann M. (1996) Compression directions north of the San Fernando Valley determined from borehole breakouts Geophysical Research Letters; Vol. 23; No. 23;

Cande, Steven C.; Raymond, Carol A. et al. (1995) Geophysics of the Pitman Fracture Zone and Pacific-Antarctic Plate Motions During the Cenozoic Science; Vol. 270; No. 5238;

DeMets, C.; Carmichael, I. et al. (1995) Anticipating the Successor to Mexico's Largest Historical Earthquake Eos; Vol. 76; No. 42;

Marks, Karen M.; Stock, Joann M. (1995) Asymmetric Seafloor Spreading and Short Ridge Jumps in the Australian-Antarctic Discordance Marine Geophysical Researches; Vol. 17; No. 4;

Martín-Barajas, Arturo; Stock, Joann M. et al. (1995) Arc-rift transition volcanism in the Puertecitos Volcanic Province, northeastern Baja California, Mexico Geological Society of America Bulletin; Vol. 107; No. 4;

Stock, Joann M.; Lee, Jeffrey (1994) Do microplates in subduction zones leave a geological record? Tectonics; Vol. 13; No. 6;

Gerstell, M. F.; Stock, J. M. (1994) Testing the Porcupine Plate Hypothesis Marine Geophysical Researches; Vol. 16; No. 4;

Marks, Karen M.; Stock, Joann M. (1994) Variations in ridge morphology and depth-age relationships on the Pacific-Antarctic Ridge Journal of Geophysical Research B; Vol. 99; No. B1;

Stock, Joann M. (1993) Baja California: The Geology of Rifting Engineering and Science; Vol. 57; No. 1;

Stock, Joann M. (1993) Tectónica de placas y la Evolución del Bloque Jalisco, México GEOS; Vol. 13; No. 3;

Sieh, Kerry; Jones, Lucile et al. (1993) Near-Field Investigations of the Landers Earthquake Sequence, April to July 1992 Science; Vol. 260; No. 5105;

Liu, Chuanhai; Stock, Joann M. (1993) Quantitative determination of uncertainties in seismic refraction prospecting Geophysics; Vol. 58; No. 4;

Chang, Ted; Stock, Joann et al. (1992) Reply to Jurdy & Stefanick comment Geophysical Journal International; Vol. 110; No. 1;

Chang, T.; Stock, J. et al. (1990) The rotation group in plate tectonics and the representation of uncertainties of plate reconstructions Geophysical Journal International; Vol. 101; No. 3;

Stock, J. M.; Hodges, K. V. (1990) Miocene to recent structural development of an extensional accommodation zone, northeastern Baja California, Mexico Journal of Structural Geology; Vol. 12; No. 3;

Hodges, K. V.; McKenna, L. W. et al. (1989) Evolution of extensional basins and basin and range topography west of Death Valley, California Tectonics; Vol. 8; No. 3;

Stock, J. M.; Hodges, K. V. (1989) Pre-Pliocene Extension around the Gulf of California and the transfer of Baja California to the Pacific Plate Tectonics; Vol. 8; No. 1;

Stock, J. M. (1989) Sequence and geochronology of Miocene rocks adjacent to the main gulf escarpment: southern Valle Chico, Baja California Norte, Mexico Geofisica Internacional; Vol. 28; No. 5;

Stock, J. M.; Healy, J. H. (1988) Continuation of a deep borehole stress measurement profile near the San Andreas Fault: 2. Hydraulic fracturing stress measurements at Black Butte, Mojave Desert, California Journal of Geophysical Research B; Vol. 93; No. B12;

Stock, Joann; Molnar, Peter (1988) Uncertainties and implications of the Late Cretaceous and Tertiary position of North America relative to the Farallon, Kula, and Pacific Plates Tectonics; Vol. 7; No. 6;

Molnar, Peter; Pardo-Casas, Federico et al. (1988) The Cenozoic and Late Cretaceous evolution of the Indian Ocean Basin: uncertainties in the reconstructed positions of the Indian, African and Antarctic plates Basin Research; Vol. 1; No. 1;

Molnar, Peter; Stock, Joann (1987) Relative motions of hotspots in the Pacific, Atlantic and Indian Oceans since late Cretaceous time Nature; Vol. 327; No. 6123;

Stock, Joann; Molnar, Peter (1987) Revised history of early Tertiary plate motion in the south-west Pacific Nature; Vol. 325; No. 6104;

Molnar, Peter; Stock, Joann M. (1985) A method for bounding uncertainties in combined plate reconstructions Journal of Geophysical Research B; Vol. 90; No. B14;

Park, Stephen; Brome, Isabel et al. (1985) A geophysical study of Mesquite Valley: Nevada-California border Journal of Geophysical Research B; Vol. 90; No. B10;

Stock, J. M.; Healy, J. H. et al. (1985) Hydraulic fracturing stress measurements at Yucca Mountain, Nevada, and relationship to the regional stress field Journal of Geophysical Research B; Vol. 90; No. B10;

Grange, F.; Cunningham, P. et al. (1984) The configuration of the seismic zone and the downgoing slab in southern Peru Geophysical Research Letters; Vol. 11; No. 1;

King, G. C. P.; Tselentis, A. et al. (1983) Microearthquake seismicity and active tectonics of northwestern Greece Earth and Planetary Science Letters; Vol. 66;

Stock, Joann M.; Molnar, Peter (1983) Some geometrical aspects of uncertainties in combined plate reconstructions Geology; Vol. 11; No. 12;

Stock, Joann; Molnar, Peter (1982) Uncertainties in the relative positions of the Australia, Antarctica, Lord Howe, and Pacific Plates since the Late Cretaceous Journal of Geophysical Research B; Vol. 87; No. B6;