TY - RPRT TI - Chemistry of manganese precipitation in Pinal Creek, Arizona, USA: A laboratory study AU - J.D. Hem AU - Carol J. Lind PY - 1994 DO - 10.1016/0016-7037(94)90562-2 UR - https://pubs.usgs.gov/publication/70017055 ID - 70017055 ER -