GRIGORYEVA, E. индекс устойчивости. проект байкал, Irkutsk, Russian Federation, v. 6, n. 21, p. 1–1, 2009. DOI: 10.7480/projectbaikal.21.918. Disponível em: https://projectbaikal.com/index.php/pb/article/view/918. Acesso em: 23 ноя. 2024.