"Scrap metals Recycling Congresses." . . "Materiali - Lavorabilità - Congressi." . . "Scrap metals Recycling." . . . . . . . "Recycling of metals and engineered materials : second international symposium" . . . . . . . . "Second International Symposium Recycling of Metals and Engineered Materials" . . . . . . . "Second International Symposium, Recycling of Metals and Engineered Materials" . "Second International Symposium, Recycling of Metals and Engineered Materials"@en . . "Recycling of metals and engineered materials : 2nd International symposium : Papers"@en . . . . . . . . . . . . . . . "Recycling of metals and engineered materials : 2nd international symposium" . . "Conference papers and proceedings" . . "Conference proceedings"@en . "Reciclatge de residus" . . "Congressi." . . "International Symposium Recycling of Metals and Engineered Materials (2 1990.10.28-31 Williamsburg, Va.)" . . . "Recycled products." . . "Recycled products Congresses." . . "Residus metàl·lics" . . "Congressos i conferències" . . "International Symposium, Recycling of Metals and Engineered Materials (2nd : 1990 : Williamsburg, Va.)" . . . . . "Metalli - Lavorabilità - Congressi." . .