@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20160309-150809099,
    chapter = "Ridges and hotspots: perspectives from global tomography",
    year = "1991",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20160309-150809099",
    id = "record"
}


@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20160309-110456619,
    chapter = "Long wavelength characteristics of Earth structure",
    year = "1991",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20160309-110456619",
    id = "record"
}


@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20160309-151415130,
    chapter = "Oceanic Lithosphere: perspectives from Love wave phase velocity",
    year = "1991",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20160309-151415130",
    id = "record"
}