LEISCHNER, P. Polibky kružnic: Pappos z Alexandrie. Matematika–Fyzika–Informatika, [S. l.], v. 25, n. 1, p. 1–11, 2016. Disponível em: https://mfi.upol.cz/index.php/mfi/article/view/241. Acesso em: 4 pro. 2024.