TY - BOOK AU - Magara,K. TI - Compaction and fluid migration in Cretaceous shales of western Canad a / PY - 1973/// CY - Ottawa : PB - Geological Survey of Canada. dept. of Energy, Mines and Resources, KW - Fluids KW - Migration KW - Canada, Western KW - Geology, Stratigraphic KW - Cretaceous KW - Shale N1 - Summary in English and French; Includes bibliographica references ER -