00516naa#a2200169#i#450# EN\\bibl\4008 20251218163117.4 1993-7768 20141203b2014####ek#y0engy0150####ca RUS RU Uncertainties of innovative enterprises in a theoretical and practical perspective Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 6 с. Journal article local Mosalev Anton zh-szf.ru