@other{https://resolver.caltech.edu/CaltechTHESIS:04282010-145750496,
    title = "I.  The crystal structure of 9-methyl guanine hydrochloride monohydrate. II.  Preliminary studies on [C\_(27)H\_(56)N\_2Cl]^+•[H\_(13)O\_6]^+•2 Cl^- a bicyclic diammonium ion containing a caged chloride",
    year = "1972",
    url = "https://resolver.caltech.edu/CaltechTHESIS:04282010-145750496",
    id = "record",
    doi = "10.7907/GCQS-GP30"
}