@article{https://resolver.caltech.edu/CaltechAUTHORS:WORpr60,
    title = "Photoproduction of Neutral Pions at Energies 600 to 800 Mev",
    journal = "Physical Review",
    year = "1960",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:WORpr60",
    id = "record",
    issn = "0031-899X",
    doi = "10.1103/PhysRev.117.537",
    volume = "117"
}


@article{https://resolver.caltech.edu/CaltechAUTHORS:20141105-101018408,
    title = "Photoproduction of Positive Mesons from Hydrogen: Results",
    journal = "Physical Review",
    year = "1953",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20141105-101018408",
    id = "record",
    issn = "0031-899X",
    volume = "90"
}