AVAGYAN, A.R. ASSESSMENT OF HUMANISTIC PRINCIPLES OF ECOTOURISM IN THE CONTEXT OF SUSTAINABLE DEVELOPMENT. Proceedings of the YSU C: Geological and Geographical Sciences, Yerevan, Armenia, v. 52, n. 2 (246), p. 125–132, 2018. DOI: 10.46991/PYSU:C/2018.52.2.125. Disponível em: https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol52_no2_2018_pp125-132. Acesso em: 3 jul. 2024.