@Article{hess-9-645-2005,
AUTHOR = {Nea, C.},
TITLE = {Lanthanum, cerium, praseodymium and yttrium in waters in an upland acidic and acid sensitive environment, mid-Wales},
JOURNAL = {Hydrology and Earth System Sciences},
VOLUME = {9},
YEAR = {2005},
NUMBER = {6},
PAGES = {645--656},
URL = {http://www.hydrol-earth-syst-sci.net/9/645/2005/},
ISSN = {1027-5606}
}