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Lua i Stíl Chicago (17ú heag.)Davydov, E. F. O Nuzhdakh L︠i︡esnoĭ Promyshlennosti S︠i︡evera. Moskva: Tipo-lit. I.N. Kushnerev, 1911.
Lua MLA (8ú heag.)Davydov, E. F. O Nuzhdakh L︠i︡esnoĭ Promyshlennosti S︠i︡evera. Tipo-lit. I.N. Kushnerev, 1911.
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