TY - RPRT TI - Preliminary integrated geologic map databases for the United States: Central states: Montana, Wyoming, Colorado, New Mexico, North Dakota, South Dakota, Nebraska, Kansas, Oklahoma, Texas, Iowa, Missouri, Arkansas, and Louisiana AU - Douglas B. Stoeser AU - Gregory N. Green AU - Laurie C. Morath AU - William D. Heran AU - Anna B. Wilson AU - David W. Moore AU - Bradley S. Van Gosen PY - 2005 DO - 10.3133/ofr20051351 UR - https://pubs.usgs.gov/publication/ofr20051351 ID - ofr20051351 ER -