VARDANYAN, S. M. . On Maximal Dead-end Recognizing Systems in the Class of Two-Element Subsets Concerning Operations of Intersection and Complement. Mathematical Problems of Computer Science, [S. l.], v. 37, p. 35–38, 2021. Disponível em: https://mpcs.sci.am/index.php/mpcs/article/view/248. Acesso em: 3 apr. 2025.