TY - RPRT TI - Shallow, low-permeability reservoirs of northern Great Plains: Assessment of their natural gas resources. AU - Dudley D. Rice AU - George W. Shurr PY - 1980 DO - 10.1306/2f919413-16ce-11d7-8645000102c1865d UR - https://pubs.usgs.gov/publication/70012340 ID - 70012340 ER -