A TECHNOLOGY ASSESSMENT OF THE HYDROGEN ECONOMY CONCEPT. = EVALUATION DU POINT DE VUE TECHNOLOGIE DU CONCEPT D'ECONOMIE BASE SUR L'HYDROGENEDICKSON EM; RYAN JW; SMULYAN MH et al.1975; IN: ENERGY 10. INTERSOC. ENERGY CONVERS. ENG. CONF. 10; NEWARK, DEL.; 1975; NEW YORK; INST. ELECTR. ELECTRON. ENG.; DA. 1975; PP. 1370-1379Conference Paper

RAW MATERIALS FOR THE REFRACTORIES INDUSTRY = MATIERES PREMIERES POUR L'INDUSTRIE DES REFRACTAIRESCOOPE BM; DICKSON EM; GALVANEK et al.1981; ; GBR; LONDRES: METAL BULLETIN PLC; DA. 1981; 178 P.; ISBN 0-900542-60-8Miscellaneous