KOREŠ, J. Modelujeme perpetuum mobile programem Phun. Matematika–Fyzika–Informatika, [S. l.], v. 22, n. 2, p. 130–135, 2013. Disponível em: https://www.mfi.upol.cz/index.php/mfi/article/view/31. Acesso em: 20 dub. 2024.