FUJITA, Takaaki. Modeling Reliability, Ambiguity, and Risk in Information Technology Management Using Quaternion Fuzzy and Quaternion Neutrosophic Graphs. Journal of Engineering Management and Systems Science, [S. l.], v. 2, n. 1, p. 1–19, 2026. DOI: 10.67334/jemsci21202720. Disponível em: https://jemsci-journal.org/index.php/jemsci/article/view/20. Acesso em: 6 jul. 2026.