00514naa#a2200169#i#450# EN\\bibl\37287 /en/manage/index 20250125234024.6 2500-3372 20200423b2020####ek#y0engy0150####ca RU Classification of Ecotourism Objects and its Perspective in Azerbaijan Journal article Kemerovo Kemerovo State University 2020 8 с. Journal article local Khalilov H. A. fht.editorum.ru /en/manage/index