БОКОВ, А. Интра и экстра. проект байкал, Irkutsk, Russian Federation, v. 21, n. 81, p. 108–111, 2024. DOI: 10.51461/issn.2309-3072/81.2393. Disponível em: https://projectbaikal.com/index.php/pb/article/view/2393. Acesso em: 21 ноя. 2024.