TY - RPRT TI - Total selenium and selenium species in irrigation drain inflows to the Salton Sea, California, April and July 2007 AU - Thomas W. May AU - Michael J. Walther AU - Michael K. Saiki AU - William G. Brumbaugh PY - 2007 DO - 10.3133/ofr20071347 UR - https://pubs.usgs.gov/publication/ofr20071347 ID - ofr20071347 ER -