To the issue of electrification of railways

Lublinsky, P.I.On the issue of electrification of railways / prof.P.I.Lublin.- Petrograd: type-lit.Ed.specialist.tehnand econ.ed.NKPS, 1920. -55 s .. - (edition of the editorial office of special technical and economic publications NKPSGL. Ed. S.L. Manevich).Electronic Source: PB