The 25th UIA World Congress in Durban, South Africa. project baikal, Irkutsk, Russian Federation, v. 11, n. 42, p. 5–7, 2014. DOI: 10.7480/projectbaikal.42.772. Disponível em: https://projectbaikal.com/index.php/pb/article/view/772. Acesso em: 10 may. 2026.