@conference_item {CaltechAUTHORS_https://authors.library.caltech.edu/id/eprint/28480,
    title ="Rheological Measurements in Liquid-Solid Flows",
    author = "Koos, Erin and Hunt, Melany L. and Brennen, Christopher E.",
    
    
    
    pages = "1",
    month = "June",
    year = "2006",
    
    
    
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20111215-143708669",
}
@conference_item {CaltechAUTHORS_https://authors.library.caltech.edu/id/eprint/167,
    title ="Vertical Side Wall Convection in Deep Beds of Granular Material Subjected to Vertical, Sinusoidal Oscillations",
    author = "Wassgren, C. R. and Hunt, M. L. and Brennen, C. E.",
    
    
    
    
    month = "July",
    year = "1996",
    
    
    
    url = "https://resolver.caltech.edu/CaltechAUTHORS:WASwcce96",
}