DR. A. SHAJI GEORGE. SD-WAN ROI-A Financial Evaluation Guide for CFOs. Partners Universal International Research Journal, [S. l.], v. 5, n. 3, p. 62–125, 2026. DOI: 10.5281/zenodo.23119109 . Disponível em: https://www.puirj.com/index.php/research/article/view/252. Acesso em: 12 oct. 2026.