TY - RPRT TI - Enriched Nd-Sr-Pb isotopic signatures in the Dovyren layered intrusion ( eastern Siberia, Russia): Evidence for source contamination by ancient upper-crustal material AU - Yu. V. Amelin AU - L.A. Neymark AU - E. Yu Ritsk AU - A.A. Nemchin PY - 1996 DO - 10.1016/0009-2541(95)00135-2 UR - https://pubs.usgs.gov/publication/70018418 ID - 70018418 ER -