1. Mechanism for the Segregation Process;Diaz,1958
2. Nickel Segregation;Dor,1972
3. Improvements in or Relating to the Heat Treatment and Concentration of Ores;Edser,1925
4. Characterization and extraction of metals from sea floor manganese nodules;Fuerstenau;Trans. Am. Inst. Mining, Metall. Petrol. Eng.,1973