TY - RPRT TI - Underpressure in Mesozoic and Paleozoic rock units in the Midcontinent of the United States AU - Philip H. Nelson AU - Nicholas J. Gianoutsos AU - Ronald M. Drake II PY - 2015 DO - 10.1306/04171514169 UR - https://pubs.usgs.gov/publication/70189993 ID - 70189993 ER -