TY - RPRT TI - Integrated Geologic, Geochemical, and Geophysical Studies of Big Bend National Park, Texas AU - John E. Gray AU - Carol A. Finn AU - Lisa A. Morgan AU - William R. Page AU - Wayne C. Shanks PY - 2007 DO - 10.3133/fs20073078 UR - https://pubs.usgs.gov/publication/fs20073078 ID - fs20073078 ER -