TY - RPRT TI - Neptunium and americium speciation in selected basalt, granite, shale, and tuff ground waters AU - J.M. Cleveland AU - T.F. Rees AU - K.L. Nash PY - 1983 DO - 10.1126/science.221.4607.271 UR - https://pubs.usgs.gov/publication/70011214 ID - 70011214 ER -