On Double Delay Terms Robbin Boundary Value Problem with Fractional Derivative. Journal of Mathematical Modeling and Fractional Calculus, [S. l.], v. 1, n. 2, p. 88–106, 2025. DOI: 10.48165/. Disponível em: https://www.journals.acspublisher.com/index.php/jmmfc/article/view/21982. Acesso em: 6 sep. 2025.