TY - RPRT TI - Controls on nitrogen flux in alpine/subalpine watersheds of Colorado AU - Donald H. Campbell AU - Jill Baron AU - Kathy A. Tonnessen AU - Paul D. Brooks AU - Paul F. Schuster PY - 2000 DO - 10.1029/1999wr900283 UR - https://pubs.usgs.gov/publication/1015345 ID - 1015345 ER -