LIOTTA, Giuseppe. Guest Editor’s Foreword. Journal of Graph Algorithms and Applications, [S. l.], v. 9, n. 1, p. 3–5, 2005. DOI: 10.7155/jgaa.00096. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper96. Acesso em: 24 dec. 2024.