TY - RPRT TI - Lead and strontium isotopes in rocks of the Absaroka volcanic field, Wyoming AU - Z. E. Peterman AU - B. R. Doe AU - H.J. Prostka PY - 1970 DO - 10.1007/bf00371979 UR - https://pubs.usgs.gov/publication/70001637 ID - 70001637 ER -