@Article{hess-8-651-2004,
AUTHOR = {Vagstad, N. and St{\aa}lnacke, P. and Andersen, H.-E. and Deelstra, J. and Jansons, V. and Kyllmar, K. and Loigu, E. and Rekolainen, S. and Tumas, R.},
TITLE = {Regional variations in diffuse nitrogen losses from agriculture in the Nordic and Baltic regions},
JOURNAL = {Hydrology and Earth System Sciences},
VOLUME = {8},
YEAR = {2004},
NUMBER = {4},
PAGES = {651--662},
URL = {http://www.hydrol-earth-syst-sci.net/8/651/2004/},
DOI = {10.5194/hess-8-651-2004}
}