@Article{hess-5-339-2001,
AUTHOR = {Moldan, F. and Wright, R. F. and L\"ofgren, S. and Forsius, M. and Ruoho-Airola, T. and Skjelkv{\aa}le, B. L.},
TITLE = {Long-term changes in acidification and recovery at nine calibrated catchments in Norway, Sweden and Finland},
JOURNAL = {Hydrology and Earth System Sciences},
VOLUME = {5},
YEAR = {2001},
NUMBER = {3},
PAGES = {339--350},
URL = {http://www.hydrol-earth-syst-sci.net/5/339/2001/},
DOI = {10.5194/hess-5-339-2001}
}