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2. Caratterizzazione delle scorie in un Impianto Imperial Smelting;Meriani;Metall. Ital.,1977
3. The production of Zinc in a Blast Furnace;Morgan;Inst. Min. Metall., Bull.,1957
4. Applications of the blast furnace to zinc smelting;Morgan;Metall. Rev.,1971
5. Consideratii Privind Natura, Compozitia si Structura Zgurelor I.S.P.;Oprea;Metalurgia (Bucharest),1969