TY - RPRT TI - Subsurface cross section from southeastern Alberta, Canada, to Bowdoin Dome area, northcentral Montana, showing correlation of Cretaceous rocks and shallow, gas-productive zones in low-permeability reservoirs AU - Dudley D. Rice PY - 1981 DO - 10.3133/oc112 UR - https://pubs.usgs.gov/publication/oc112 ID - oc112 ER -