RAVENTINO, R.; SUSANTI, Y. Diachromatic Number of Some Acyclic Digraphs. Journal of the Indonesian Mathematical Society, [S. l.], v. 31, n. 3, p. 1710, 2025. DOI: 10.22342/jims.v31i3.1710. Disponível em: https://jims-a.org/index.php/jimsa/article/view/1710. Acesso em: 17 aug. 2025.