00658naa#a2200205#i#450# EN\\bibl\7963 /en/manage/index 20250127100609.1 1995-042X 20151126b2015####ek#y0engy0150####ca RUS RU Improvement of the effectiveness of ski resorts in Moscow region on the basis of the foreign experience Journal article CHERKIZOVO Russian State University of Tourism and Service 2015 8 с. Journal article local Abesadze Timur Ermakov Aleksandr Pimenov Ivan fht.editorum.ru /en/manage/index