@other{https://resolver.caltech.edu/CaltechETD:etd-09182007-093920,
    title = "Crystallographic structures and functional implications of nitrogenase molybdenum-iron proteins from Azotobacter vinelandii and Clostridium pasteurianum",
    year = "1993",
    url = "https://resolver.caltech.edu/CaltechETD:etd-09182007-093920",
    id = "record",
    doi = "10.7907/bnbs-6507"
}