TY - RPRT TI - Hydrogeologic framework of the Upper Colorado River Basin- excluding the San Juan Basin-Colorado, Utah, Wyoming, and Arizona AU - O. James Taylor AU - J. W. Hood AU - Everett A. Zimmerman PY - 1986 DO - 10.3133/ha687 UR - https://pubs.usgs.gov/publication/ha687 ID - ha687 ER -