TY - RPRT TI - Lead-isotopic, sulphur-isotopic, and trace-element studies of galena from the Silesian-Cracow Zn-Pb ores, polymetallic veins from the Gory Swietokrzyskie MTS, and the Myszkow porphyry copper deposit, Poland AU - S. E. Church AU - R. B. Vaughn AU - C. A. Gent AU - R.T. Hopkins PY - 1996 UR - https://pubs.usgs.gov/publication/70018648 ID - 70018648 ER -