RANDVIIR, A.; SÜTISTE, E.; KULL, K. Igor Černov, founder of the Department of Semiotics in Tartu. In memoriam. Sign Systems Studies, [S. l.], v. 53, n. 1-2, p. 283–291, 2025. DOI: 10.12697/SSS.2025.53.1-2.14. Disponível em: https://ojs.utlib.ee/index.php/sss/article/view/25876. Acesso em: 5 dec. 2025.