TY - RPRT TI - Methods for collection of dissolved sulfate and sulfide and analysis of their sulfur isotopic composition AU - R.W. Carmody AU - Niel Plummer AU - Eurybiades Busenberg AU - T.B. Coplen PY - 1998 DO - 10.3133/ofr97234 UR - https://pubs.usgs.gov/publication/ofr97234 ID - ofr97234 ER -