TY - RPRT TI - Trihalomethane and nonpurgeable total organic halide formation potentials for the Mississippi River and some of its tributaries, June-August 1991 AU - R. E. Rathbun AU - L.M. Bishop PY - 1993 DO - 10.3133/ofr93158 UR - https://pubs.usgs.gov/publication/ofr93158 ID - ofr93158 ER -