LIPOVEC, Alenka; ŠTUKL, Maja. Uporaba tangrama pri pouku matematike na razredni stopnji. Journal of Elementary Education, [S. l.], v. 3, n. 1, p. 43–52, 2010. Disponível em: https://journals.um.si/index.php/education/article/view/266. Acesso em: 6 dec. 2025.