1. Portable radioisotope X-ray fluorescence analyser;Bowie;Trans. Inst. Min. Metall.,1965
2. Patterns of manganese pavement distribution on the Blake Plateau;Brundage,1972
3. Electron probe determination of interelement relationships in manganese nodules;Burns;Am. Mineral,1966
4. Erzmikroskopische und mikroanalytische Untersuchungen an Manganerzkonkretionen aus dem pazifischen Ozean;Friedrich;Mineral. Deposita,1969
5. Distribution of ferromanganese deposits in the World ocean;Horn,1972