000 00381nam a2200157Ia 4500
003 HQRS
005 20180903045115.0
008 170117s2017 xx 000 0 eng d
040 _aHQRS
_beng
_cHQRS
041 _heng
110 _aCMRS, Dhanbad(CIMFR)
245 _aStudies on heat and humidity in coal mines
260 _aDhanbad:
_bCMRS,
_c1991
365 _bcomp.
942 _cLP
999 _c30985
_d30985