NOCAR, D.; VANĚK, V. Matematický klokan II. Matematika–Fyzika–Informatika, [S. l.], v. 32, n. 2, p. 86‒98, 2023. Disponível em: http://158.194.80.143/index.php/mfi/article/view/721. Acesso em: 14 led. 2025.