@other{https://resolver.caltech.edu/CaltechTHESIS:11192012-103302776,
    title = "Advances in scanning force microscopy of biological structures",
    year = "1993",
    url = "https://resolver.caltech.edu/CaltechTHESIS:11192012-103302776",
    id = "record",
    doi = "10.7907/0vhp-pk35"
}