LIOTTA, Giuseppe; TOLLIS, Ioannis. Guest Editors’ Foreword. Journal of Graph Algorithms and Applications, [S. l.], v. 7, n. 2, p. 101–103, 2003. DOI: 10.7155/jgaa.00062. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper62. Acesso em: 30 jun. 2024.