Tekhnicheskaya entsiklopediya. Tom 8 (VIII). Zhidkiy ugol-Izolyatsionnye elektrotekhnicheskie materialy. (Tom vosmoy)./Technical Encyclopedia. Vol. 8 (VIII). Liquid Carbon-Insulation Electrical Materials. (Vol. 8). In Russian (ask us if in doubt) - landofmagazines.com

TransliterationTekhnicheskaya entsiklopediya. Tom 8 (VIII). Zhidkiy ugol-Izolyatsionnye elektrotekhnicheskie materialy. (Tom vosmoy).

In EnglishTechnical Encyclopedia. Vol. 8 (VIII). Liquid Carbon-Insulation Electrical Materials. (Vol. 8). In Russian (ask us if in doubt)

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