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Lua i Stíl Chicago (17ú heag.)Nikitin, Dmitrii, Liudmila Nikitina, Arthur Asoyan, agus Alexey Marusin. ANALYSIS OF STRENGTH CHARACTERISTICS IN RAILROAD DOWELS PRODUCED BY VARIOUS MANUFACTURERS. Saint Petersburg State University of Architecture and Civil Engineering, 2019.
Lua MLA (9ú heag.)Nikitin, Dmitrii, et al. ANALYSIS OF STRENGTH CHARACTERISTICS IN RAILROAD DOWELS PRODUCED BY VARIOUS MANUFACTURERS. Saint Petersburg State University of Architecture and Civil Engineering, 2019.
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