@other{https://resolver.caltech.edu/CaltechTHESIS:09282011-151807180,
    title = "Stress-relief displacements induced by drilling and three-dimensional modeling of planetary impacts",
    year = "1992",
    url = "https://resolver.caltech.edu/CaltechTHESIS:09282011-151807180",
    id = "record",
    doi = "10.7907/49fn-dg49"
}