@other{https://authors.library.caltech.edu/records/t3vag-en810,
    title = "Innovations and advances in instrumentation at the W. M. Keck Observatory, vol. III",
    publisher = "Society of Photo-Optical Instrumentation Engineers",
    url = "https://authors.library.caltech.edu/records/t3vag-en810",
    id = "record",
    isbn = "9781510675155",
    doi = "10.1117/12.3016181"
}


@other{https://authors.library.caltech.edu/records/gn5gn-t9r95,
    title = "System design of the Keck Planet Finder",
    publisher = "Society of Photo-Optical Instrumentation Engineers",
    url = "https://authors.library.caltech.edu/records/gn5gn-t9r95",
    id = "record",
    isbn = "9781510675162",
    doi = "10.1117/12.3017841"
}


@other{https://authors.library.caltech.edu/records/13pcq-khj11,
    title = "Innovations and advances in instrumentation  at the W. M. Keck Observatory, vol. II",
    publisher = "Society of Photo-optical Instrumentation Engineers (SPIE)",
    url = "https://authors.library.caltech.edu/records/13pcq-khj11",
    id = "record",
    doi = "10.1117/12.2628630"
}