@article{https://resolver.caltech.edu/CaltechAUTHORS:RUSpof62,
    title = "Orifice plates in a shock tube",
    journal = "Physics of Fluids",
    year = "1962",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:RUSpof62",
    id = "record",
    issn = "0031-9171",
    doi = "10.1063/1.1706646",
    volume = "5"
}


@other{https://resolver.caltech.edu/CaltechAUTHORS:20151104-160152440,
    title = "A Study of Area Change Near the Diaphragm of a Shock Tube",
    year = "1960",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20151104-160152440",
    id = "record"
}