00601naa#a2200193#i#450# EN\\bibl\6897 20240521134147.2 1995-0411 20150904b2015####ek#y0engy0150####ca RUS RU Organizational and engineering support of event tourism in Central Federal District Journal article CHERKIZOVO Russian State University of Tourism and Service 2015 6 с. Journal article local Cherepanov Daniil Kokhreidze Murman Ermakov Aleksandr rguts.editorum.ru