000			00554nam a22001577a 4500
008			230531b |||||||| |||| 00| 0 eng d
040			_aNational Science Library _cNational Science Library
080			_a622.2(082.2) _bM4.1
245			_aOptimal exploitation of solid mineral resources challenges and constraints _c/ World Mining Congress
260			_8New York: _aWorld Mining Congress, _b1984
300			_a204p.
500			_aVol. 1; 204p. Vol. 2; 208p. Vol. 3; 223p. Vol. 4; 210p.
650			_aScience
653			_aResearch
942			_2udc _cBK
999			_c37445 _d37445