TY - JOUR A1 - Butturini, A. A1 - Sabater, F. T1 - Nitrogen concentrations in a small Mediterranean stream: 1. Nitrate 2. Ammonium JO - Hydrol. Earth Syst. Sci. J1 - HESS VL - 6 IS - 3 SP - 539 EP - 550 Y1 - 1999/11/30 PB - Copernicus Publications SN - 1027-5606 UR - http://www.hydrol-earth-syst-sci.net/6/539/2002/ L1 - http://www.hydrol-earth-syst-sci.net/6/539/2002/hess-6-539-2002.pdf ER -