TY  - RPRT
TI  - Index map of 1:250,000-scale quadrangle maps of the Arabian Peninsula
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1981
DO  - 10.3133/ofr81473
UR  - https://pubs.usgs.gov/publication/ofr81473
ID  - ofr81473
ER  -