TY - RPRT TI - Undiscovered oil and gas resources underlying the U.S. portions of the Great Lakes, 2005 AU - James L. Coleman AU - Christopher S. Swezey AU - Robert T. Ryder AU - Ronald R. Charpentier PY - 2006 DO - 10.3133/fs20063049 UR - https://pubs.usgs.gov/publication/fs20063049 ID - fs20063049 ER -