00563naa#a2200169#i#450# EN\\bibl\4518 20240524053050.5 2308-8877 20141207b2014####ek#y0engy0150####ca RUS RU Modern technology rafting on the rivers with insufficient depth Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 3 с. Journal article local Perfilev P. naukaru.ru