Holliday, Vance T. Supplemental material: Stratigraphy and Paleoenvironments of Late Quaternary Valley Fills on the Southern High Plains GSA Data Repository Item 9541, Memoirs, 186 File size: 40 p., 2158 K bytes. Geoscience 1995-01-01
    https://gsapubs.figshare.com/articles/book/Supplemental_material_Stratigraphy_and_Paleoenvironments_of_Late_Quaternary_Valley_Fills_on_the_Southern_High_Plains/12337598
10.1130/9541