TY - BOOK AU - United Nations. Economics and Social commission for Asia And The Pacific. ED - United Nations. Economics and Social commission for Asia And The Pacific. TI - Proceedings of the sixth session of the committee T2 - "Its, Mineral resources development series, 47." U1 - "X9(HZ).1.N7, M0/UN" PY - 1980/// CY - New PB - York United nations USA KW - Minings ER -