000			003680000a22001450004500
008			151029t1985 xxu||||| |||| 00| 0 eng d
020			_a9061915082
041			_aeng
080			_a622.333 _bJ4
942			_cBK
100			_aJeremic, M.L.
245			_aStrata mechanics in coal mining
260			_aRotterdam _bA.A. Balkema _c1985
300			_ax, 566p. : ill., photos
999			_c141690 _d141690