TY - RPRT TI - Geochemistry of inorganic nitrogen in waters released from coal-bed natural gas production wells in the Powder River Basin, Wyoming AU - Richard L. Smith AU - Deborah A. Repert AU - Charles P. Hart PY - 2009 DO - 10.1021/es802478p UR - https://pubs.usgs.gov/publication/70044313 ID - 70044313 ER -