TY - RPRT TI - Origin of concretionary Mn-Fe-oxides in stream sediments of Maine, U.S.A. AU - G.A. Nowlan AU - J. B. McHugh AU - T. D. Hessin PY - 1983 DO - 10.1016/0009-2541(83)90050-5 UR - https://pubs.usgs.gov/publication/70011661 ID - 70011661 ER -