000 00384nam a22001337a 4500
008 130323t xxu||||| |||| 00| 0 eng d
050 _aTN 295
_b.B94
100 _aBykhovskii, A.V.
_91461
245 _aExperience with radon control in mining
_cby A.V. Bykhovskii (editor)
260 _aNew York
_bAmerind Publishing
_c1974
300 _a192p.
650 _aMining
_91462
942 _2lcc
_cREF
999 _c747
_d747