TY - RPRT TI - Ammonium transport and reaction in contaminated groundwater: Application of isotope tracers and isotope fractionation studies AU - J.K. Böhlke AU - Richard L. Smith AU - Daniel N. Miller PY - 2006 DO - 10.1029/2005wr004349 UR - https://pubs.usgs.gov/publication/70030333 ID - 70030333 ER -