Title: Vzryvozashchishchennye nizkoskorostnye lineĭnye asinkhronnye ėlektrodvigateli i ėlektroprivody
Subjects: Induction Electric motors, Explosionproof electric machinery, Vsesoi︠u︡znyĭ nauchno-issledovatelʹskiĭ proektno-konstruktorskiĭ i tekhnologicheskiĭ institut vzryvozashchishchennogo i rudnichnogo ėlektrooborudovanii︠a︡ (Soviet Union)