TY - RPRT TI - Isotopic determinations of rhenium and osmium in meteorites by using fusion, distillation and ion-exchange separations AU - J. W. Morgan AU - Richard J. Walker PY - 1989 DO - 10.1016/s0003-2670(00)81904-2 UR - https://pubs.usgs.gov/publication/70015486 ID - 70015486 ER -