TY  - RPRT
TI  - Phosphate rock at West Thaniyat, Sirhan-Turaif (Jawf-Sakakah) Basin Kingdom of Saudi Arabia
AU  - Charles R. Meissner
PY  - 1970
DO  - 10.3133/ofr70220
UR  - https://pubs.usgs.gov/publication/ofr70220
ID  - ofr70220
ER  -