TY - RPRT TI - Radioactive conglomerate in Proterozoic (Precambrian X) metasedimentary rocks of the Sierra Madre, Wyoming AU - P. J. Graff AU - Robert Stroud Houston PY - 1977 DO - 10.3133/ofr77830 UR - https://pubs.usgs.gov/publication/ofr77830 ID - ofr77830 ER -