TY - RPRT TI - A Holocene record of endogenic iron and manganese precipitation and vegetation history in a lake-fen complex in northwestern Minnesota AU - Walter E. Dean AU - L.A. Doner PY - 2011 DO - 10.1007/s10933-011-9544-7 UR - https://pubs.usgs.gov/publication/70032648 ID - 70032648 ER -