TY - RPRT TI - Geophysical investigations in the Mahd adh Dhahab district, Kingdom of Saudi Arabia, with a section on shallow seismic refraction profiles AU - M. E. Gettings AU - Habib Merghelani PY - 1981 DO - 10.3133/ofr81828 UR - https://pubs.usgs.gov/publication/ofr81828 ID - ofr81828 ER -