DOVBNYAK, T.S. Applications of parafunctions of the triangle $(0,1)$-matrices to finding the number of graphs connectivity. Carpathian Mathematical Publications, [S. l.], v. 3, n. 2, p. 57–63, 2011. Disponível em: https://journals.pnu.edu.ua/index.php/cmp/article/view/3065. Acesso em: 3 may. 2024.