PRISHLYAK, O.; KIOSAK, V,; SAVCHENKO, O. Distinguishing graph of function with three critical points on a closed 3-manifold . Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 77, n. 1, p. 28–46, 2025. DOI: 10.3842/umzh.v77i1.8095. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/8095. Acesso em: 5 dec. 2025.