RAO, S. B. The Dot Composition of Infinite Graphs. The Journal of the Indian Mathematical Society, [S. l.], v. 39, n. 1-4, p. 181–187, 1975. Disponível em: https://informaticsjournals.co.in/index.php/jims/article/view/16646. Acesso em: 8 nov. 2024.