@inbook{https://resolver.caltech.edu/CaltechAUTHORS:20180405-140056548,
    chapter = "Crystal Structures of the Iron Protein and Molybdenum-Iron Protein of Nitrogenase",
    year = "1993",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20180405-140056548",
    id = "record",
    doi = "10.1021/bk-1993-0535.ch011"
}