@inbook{https://authors.library.caltech.edu/records/42s0c-sh677, authors = "Patterson, Clair", chapter = "Characteristics of Lead Isotope Evolution on a Continental Scale in the Earth", publisher = "North Holland", year = "1964", url = "https://resolver.caltech.edu/CaltechAUTHORS:20160126-091610550", id = "https://authors.library.caltech.edu/records/42s0c-sh677" }