MARDEŠIĆ, Sibe. AN EXISTENCE THEOREM CONCERNING ORDINARY SHAPE OF CARTESIAN PRODUCTS. Matematichki Bilten, [S. l.], v. 35, n. 1, p. 5–13, 2011. Disponível em: https://bilten.smm.org.mk/index.php/bilten/article/view/1763. Acesso em: 14 aug. 2026.