SEVASTOV, Kirill V. Niklas Luhmann’s theory of social systems: the postmodern character of society’s descriptors. Journal of the Belarusian State University. Sociology, [S. l.], n. 4, p. 42–47, 2022. DOI: 10.33581/2521-6821-2022-4-42-47. Disponível em: https://journals.bsu.by/index.php/sociology/article/view/5052. Acesso em: 19 jul. 2026.