000 00284nam a2200109Ia 4500
008 190704s9999 xx 000 0 und d
082 _a622.42 M6785
100 _aMISRA,G.B
245 0 _aMINE ENVIRONMENT AND VENTILATION
260 _aCALCUTTA
_bOxford University Press
942 _cBB
_2DDC
999 _c6915
_d6915