000 00302nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a622.26 P761
100 _aPOKROVSKY,N.M
245 0 _aDRIVING HORIZONTAL WORKINGS AND TUNNELS
260 _aMOSCOW
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300 _a22X15
942 _cBK
_2DDC
999 _c19449
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