00561naa#a2200181#i#450# EN\\bibl\5881 20241221055309.6 1999-5644 20150615b2015####ek#y0engy0150####ca RUS RU The results of monitoring studies of development specifics of business tourism in Irkutsk Journal article CHERKIZOVO Russian State University of Tourism and Service 2015 7 с. Journal article local Rzhepka Elina Novichkova Tatyana naukaru.ru