LESSNER, D.; VANÍČEK, J. Bobřík učí informatiku I. Matematika–Fyzika–Informatika, [S. l.], v. 22, n. 5, p. 374–382, 2013. Disponível em: http://158.194.80.143/index.php/mfi/article/view/92. Acesso em: 13 led. 2025.