TY - RPRT TI - Reconnaissance geology of the Al Hufayr Quadrangle, sheet 27/41A, Kingdom of Saudi Arabia AU - E. A. Du Bray AU - D. B. Stoeser PY - 1985 DO - 10.3133/ofr8514 UR - https://pubs.usgs.gov/publication/ofr8514 ID - ofr8514 ER -