KUMAR, Y. A.; SHERYAZDANOVA, K. G. Ecotourism study in Kazakhstan: the past, present and the future. Eurasian Journal of Ecology, [S. l.], v. 67, n. 2, p. 4–20, 2021. DOI: 10.26577/EJE.2021.v67.i2.01. Disponível em: https://bulletin-ecology.kaznu.kz/index.php/1-eco/article/view/1150. Acesso em: 22 jul. 2024.