UTILIZZAZIONE DEL GAS NATURALE IN VETRERIA. = UTILIZATION OF NATURAL GAS IN GLAN WORKS = UTILISATION DU GAZ NATUREL DANS L'INDUSTRIE DU VERREMORILLON R.1975; ; GAS; ITAL.; DA. 1975; VOL. 25; NO 5; PP. 147-163; BIBL. 9 REF.Article

THE SEISMIC ACTIVITY IN THE AREA OF GREECE BETWEEN 1966 AND 1969GIANNAKOPOULOS PA.1972; ANN. GEOFIS.; ITAL.; DA. 1972; VOL. 25; NO 3; PP. 359-365; ABS. ITAL.; BIBL. 4REF.Serial Issue

NEWS REPORTS. FRANCE.CUVILLIER J.1969; MICROPALEONTOLOGY; USA; 1969(7), VOL. 15, NUM. 0003, P. 384 A 388Miscellaneous

NEWS REPORTS -INDIA.BHATIA SB.1969; MICROPALEONTOLOGY; USA; 1969(7), VOL. 15, NUM. 0003, P. 389 A 396Miscellaneous

NEWS REPORTS -CZECHOSLOVAKIA.CEPEK P.1969; MICROPALEONTOLOGY; USA; 1969(7), VOL. 15, NUM. 0003, P. 383 A 384Miscellaneous

LES INVESTISSEMENTS ETRANGERS EN FRANCE EN 1966-1969.BERAHA D; GUGLIELMO R; HAMMEL E et al.1973; SERV. DOCUMENT. CARTOGR. GEOGR., MEM. DOCUM.; FR.; DA. 1973; VOL. 14; PP. 225-298; BIBL. 1 P. 1/2Article

RECENT LITERATURE ON MESOZOIC AMMONITES-PART 11.HAAS O.1970; J. PALEONTOL.; USA; 1970(5), VOL. 44, NUM. 0003, P. 544 A 557Miscellaneous

IMPERIAL COLLEGE, ROYAL SCHOOL OF MINES. 1966 - 1969 RESEARCH REPORT.1969; IMP.COLL.SCI.TECHNOL.-R.SCHOOL.MINES-RES.REP.-G.B; GBR; 1969, P. 1 A 88Miscellaneous

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