VOLENEC, V.; BEBAN-BRKIĆ, J.; ŠIMĆ, M. The Cyclic Quadrangle in the Isotropic Plane. Sarajevo Journal of Mathematics, [S. l.], v. 7, n. 2, p. 265–275, 2024. DOI: 10.5644/SJM.07.2.11. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/295. Acesso em: 15 oct. 2024.