TY - RPRT TI - Ferromanganese micronodules from the surficial sediments of Georges Bank AU - L. J. Poppe AU - J.A. Commeau AU - F.T. Manheim AU - P. J. Aruscavage PY - 1984 DO - 10.1357/002224084788502765 UR - https://pubs.usgs.gov/publication/70195012 ID - 70195012 ER -