(NpUTI POWY[ENIQ PROIZWODITELXNOSTI TRUDA NA LESOZAGOTOWKAH W GORNYH USLOWIQH (B/s - (NbERG(B, (NlEW wIKTOROWI^s ((NmOSKWA (B:s (NlESNAQ PROMY[LENNOSTX(B,s, 1975)
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Keywords: (NlESNOE HOZQJSTWOs; (NTEHNOLOGIQ GORNYH LESOZAGOTOWOKs -- (NLESOSE^NYE RABOTYs