000 00320nam a2200121Ia 4500
008 190829s9999 xx 000 0 und d
020 _a81 85867 00 3
082 _a553.24
_bCHA/J
100 _aCHANDRA, D
245 0 _aJHARIA COALFIELD
260 _bGeological Society of India, Bangalore
_aBANGALORE
_c1992
942 _cBK
999 _c10565
_d10565