@Article{bgd-5-2425-2008, AUTHOR = {Bugalho, M. N. and Barcia, P. and Caldeira, M. C. and Cerdeira, J. O.}, TITLE = {Stable isotopes as ecological tracers: an efficient method for assessing the contribution of multiple sources to mixtures}, JOURNAL = {Biogeosciences Discussions}, VOLUME = {5}, YEAR = {2008}, NUMBER = {3}, PAGES = {2425--2444}, URL = {http://www.biogeosciences-discuss.net/5/2425/2008/}, ISSN = {1810-6277} }