@other{https://resolver.caltech.edu/CaltechETD:etd-04012009-110903,
    title = "The Effect of a Circular Hole on the Buckling of Cylindrical Shells",
    url = "https://resolver.caltech.edu/CaltechETD:etd-04012009-110903",
    id = "record",
    doi = "10.7907/VGHN-EQ52"
}