@Article{hess-8-834-2004,
AUTHOR = {Hewett, C. J. M. and Quinn, P. F. and Whitehead, P. G. and Heathwaite, A. L. and Flynn, N. J.},
TITLE = {Towards a nutrient export risk matrix approach to managing agricultural pollution at source},
JOURNAL = {Hydrology and Earth System Sciences},
VOLUME = {8},
YEAR = {2004},
NUMBER = {4},
PAGES = {834--845},
URL = {http://www.hydrol-earth-syst-sci.net/8/834/2004/},
DOI = {10.5194/hess-8-834-2004}
}