00522naa#a2200169#i#450# EN\\bibl\6576 20250123071456.4 1999-5644 20150828b2015####ek#y0engy0150####ca RUS RU Assessing the potential of cultural tourism in the perm region: problems and solutions Journal article CHERKIZOVO Russian State University of Tourism and Service 2015 9 с. Journal article local Shirinkin Pavel zh-szf.ru