00566naa#a2200169#i#450# EN\\bibl\9595 20241227114300.5 2308-8877 20151115b2015####ek#y0engy0150####ca RUS RU Design procedure of the gas-dynamic friction in the launching tube Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2015 3 с. Journal article local Trushkova L. zh-szf.ru