TY - RPRT TI - ReOs isotope systematics of NiCu sulfide ores, Sudbury Igneous Complex, Ontario: Evidence for a major crustal component AU - R.J. Walker AU - J. W. Morgan AU - A.J. Naldrett AU - C. Li AU - J.D. Fassett PY - 1991 DO - 10.1016/0012-821x(91)90182-h UR - https://pubs.usgs.gov/publication/70016588 ID - 70016588 ER -