TY - RPRT TI - The lacustrine carbon cycle as illuminated by the waters and sediments of two hydrologically distinct headwater lakes in north-central Minnesota, U.S.A AU - Walter E. Dean AU - Antje Schwalb PY - 2002 DO - 10.1306/101801720416 UR - https://pubs.usgs.gov/publication/70024381 ID - 70024381 ER -