(NoSNOWY TEHNIKI I \KSPLUATACII RELEJNOJ ZA]ITYs - (NbERKOWI^(B,(Nm(B. (Na(B.s (NmIHAIL aRNOLXDOWI^s; (NsEMENOW(B,(Nw(B. (Na(B.s (NwLADIMIR aLEKSANDROWI^s ((Nm(B.s (N|NERGIQs, 1971)