TY - RPRT TI - Redox transformations of arsenic oxyanions in periphyton communities AU - T.R. Kulp AU - S.E. Hoeft AU - R.S. Oremland PY - 2004 DO - 10.1128/aem.70.11.6428-6434.2004 UR - https://pubs.usgs.gov/publication/70026409 ID - 70026409 ER -