TY - RPRT TI - A Holocene record of endogenic iron and manganese precipitation, isotopic composition of endogenic carbonate, and vegetation history in a lake-fen complex in northwestern Minnesota AU - Walter E. Dean AU - Lisa A. Doner PY - 2011 DO - 10.3133/ofr20111106 UR - https://pubs.usgs.gov/publication/ofr20111106 ID - ofr20111106 ER -