TY - RPRT TI - Preliminary geologic map of the Great Bend Quadrangle, San Juan County, New Mexico AU - R. B. O'Sullivan AU - D. L. Weide AU - G. R. Scott PY - 1989 DO - 10.3133/mf2101 UR - https://pubs.usgs.gov/publication/mf2101 ID - mf2101 ER -