KARINBAYEV, Zh. Cooperation of the border territories of transboundary rivers: problems and achievements. Public Administration and Civil Service, Нур-Султан, Казахстан, n. 2, p. 89–100, 2016. Disponível em: https://journal.apa.kz/index.php/path/article/view/285. Acesso em: 1 jan. 2026.