@other{https://resolver.caltech.edu/CaltechETD:etd-03262004-143412,
    title = "Modes and spectra of high gain lasers",
    url = "https://resolver.caltech.edu/CaltechETD:etd-03262004-143412",
    id = "record",
    doi = "10.7907/7JZX-4J40"
}