00638naa#a2200169#i#450# EN\\bibl\16659 20240517204322.5 1995-042X 20170630b2017####ek#y0engy0150####ca RU ETHNOCULTURAL ZONING AND TOURISM DEVELOPMENT IN THE MARI EL REPUBLIC OF TOURISM BUSINESS Journal article CHERKIZOVO Russian State University of Tourism and Service 2017 10 с. Journal article local Туристско-экскурсионное обслуживание. 71.37 grnti Vasina Svetlana Mihaylovna service-rusjournal.editorum.ru