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- [4] RAW-MATERIALS RECYCLING - AN APPROACH TO THE REUSE OF SCRAP PLASTICS KUNSTSTOFFE-GERMAN PLASTICS, 1993, 83 (04): : 259 - 263
- [5] SUPPLY OF RAW-MATERIALS AND AGREEMENT ON RAW-MATERIALS - CONSIDERATIONS OF GERMAN RAW-MATERIALS POLICY WITH REGARD TO 3RD WORLD EUROPA ARCHIV, 1975, 30 (14): : 461 - 470
- [8] REFRACTORIES RAW-MATERIALS SUPPLY SITUATION AMERICAN CERAMIC SOCIETY BULLETIN, 1981, 60 (03): : 349 - 349
- [9] REFRACTORY RAW-MATERIALS - STATUS OF SUPPLY AMERICAN CERAMIC SOCIETY BULLETIN, 1977, 56 (09): : 774 - &
- [10] REFRACTORY RAW-MATERIALS - STATUS OF SUPPLY AMERICAN CERAMIC SOCIETY BULLETIN, 1977, 56 (03): : 346 - 346