European Commission, Directorate General III, Industry, Directorate C, Industrial Affairs I, Basic Industries, III/C.3, Raw Materials, Advanced Materials, Cement, Glass, Ceramics. Prepared by BRGM, Service Minier National
Published:
Ed. 1.1995; 2.1996/97(1998) -
Publisher:
Luxembourg : Off. for Official Publ. of the Europ. Communities