TY - RPRT TI - Inorganic nitrogen transformations in the bed of the Shingobee River, Minnesota: Integrating hydrologic and biological processes using sediment perfusion cores AU - R.W. Sheibley AU - J.H. Duff AU - A. P. Jackman AU - F.J. Triska PY - 2003 DO - 10.4319/lo.2003.48.3.1129 UR - https://pubs.usgs.gov/publication/70025723 ID - 70025723 ER -