TY  - RPRT
TI  - Geology of the northwestern Rub' Al Khali quadrangle, Kingdom of Saudi Arabia
AU  - Richard A. Bramkamp
AU  - Leon F. Ramirez
PY  - 1959
DO  - 10.3133/i213a
UR  - https://pubs.usgs.gov/publication/i213A
ID  - i213A
ER  -