TY JOUR TI THE TOURISM AND INFRASTRUCTURE POTENTIAL OF ECOLOGICAL TOURISM IN COUNTRYSIDE OF THE REPUBLIC OF MORDOVIA KW ecological tourism KW infrastructure KW tourist infrastructure KW ecological infrastructure KW infrastructure potential KW tourism and infrastructure potential KW municipal district. JO Service & Tourism: Current Challenges AU Kitsis, V.M. AU VAVILOVA, A.V. PY 2017 IS 11 PB Russian State University of Tourism and Service