@other{https://resolver.caltech.edu/CaltechTHESIS:08172011-101324443,
    title = "I. Nonlinear gas oscillations in pipes. II. Wavetrains with small dissipation.",
    url = "https://resolver.caltech.edu/CaltechTHESIS:08172011-101324443",
    id = "record",
    doi = "10.7907/HRSK-FC56"
}