TY  - RPRT
TI  - Oil and gas reserve growth-a model for the Volga-Ural Province, Russia
AU  - M.K. Verma
AU  - G. F. Ulmishek
AU  - A.P. Gilbershtein
PY  - 2000
UR  - https://pubs.usgs.gov/publication/70022382
ID  - 70022382
ER  -