7Mero J L. The Mineral Resources of the Sea [ M ]. Amsterdam : Eleevier, 1965.
8Murray J, Renard A F. Deep-sea deposits[R]. Rep. Sei. Results. Voyage Challenger. 1891.1--525.
9Uspenskaya T Y, Gorshkov A I, Sivtsov A V. Mineralogy and internal shacture of Fe-Mn nodules from the Clarion-Clipperton fracture zone[J]. International Geology Review, 1987, 29 (3):363--371.
10Stackelberg U. Beiersclorf H. The formation of manganese nodules between the Clarion and Clipperton fracture zones, Southeast of Hawaii[J]. Marine Geology, 1991, 98, (2): 411-- 423.
