TY - RPRT TI - Source partitioning using stable isotopes: coping with too many sources. AU - Donald L Phillips AU - Jillian W Gregg PY - 2003 DO - 10.1007/s00442-003-1218-3 UR - https://pubmed.ncbi.nlm.nih.gov/12759813/ ID - 12759813 ER -