DVOŘÁK, Tomáš. Niklas Luhman, Social Systems. Teorie vědy / Theory of Science, [S. l.], v. 39, n. 3-4, p. 233–236, 2019. Disponível em: https://teorievedy.flu.cas.cz/index.php/tv/article/view/458. Acesso em: 21 dec. 2024.