TY  - RPRT
TI  - Geology of the Volga-Ural petroleum province and detailed description of the Ramashkino and Arlan oil fields
AU  - James A. Peterson
AU  - James W. Clarke
PY  - 1983
DO  - 10.3133/ofr83711
UR  - https://pubs.usgs.gov/publication/ofr83711
ID  - ofr83711
ER  -