AYRAN, A.; AYDIN, N. MATEMATİK ve DOĞA. JOURNAL OF AWARENESS, [S. l.], v. 2, n. Special 1, p. 509–514, 2018. Disponível em: https://journals.gen.tr/index.php/joa/article/view/282. Acesso em: 3 may. 2024.