1. The geochemistry and environment of deposition of some ferromanganese oxide deposits from the south equatorial Pacific;Aplin,1983
2. Ferromanganese oxide deposits from the Central Pacific Ocean. I: Encrustations from the Line Island Archipelago;Aplin;Geochim. Cosmochim. Acta,1985
3. Cobalt-rich manganese crust potential;Clark;Miner. Manage. Serv., OCS Stud.,1985
4. Ferromanganese crust resources in the Pacific and Atlantic Oceans;Commeau,1984
5. Ferromanganese deposits in the Hawaiian Archipelago;Craig;Mar. Geol.,1982