@other{https://resolver.caltech.edu/CaltechAUTHORS:20230710-967034700.1,
    title = "Quartz crystal deposits of western Arkansas",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20230710-967034700.1",
    id = "record",
    doi = "10.3133/b973e"
}