ALTAIBAYEVA, Z.K.; PFEIFER, N.E.; SHELOMENTSEVA, V.P.; KHAMZINA, Sh.Sh. Assessment of the attractiveness and problems of the Territorial Natural Recreational Systems of North-East Kazakhstan by the population. BUKETOV BUSINESS REVIEW, [S. l.], v. 104, n. 4, p. 4–12, 2021. DOI: 10.31489/2021ec4/4-12. Disponível em: https://bbr.buketov.edu.kz/economy-vestnik/article/view/537. Acesso em: 7 dec. 2025.