S. HARIKRISHNAN; E.M. ELSAYED; K. KANAGARAJAN. Existence Theory and Stability Analysis of Nonlinear Neutral Pantograph Equations via Hilfer-Katugampola Fractional Derivative. Journal of Advances in Applied & Computational Mathematics, [S. l.], v. 7, p. 1–7, 2020. DOI: 10.15377/2409-5761.2020.07.1. Disponível em: https://avantipublisher.com/index.php/jaacm/article/view/850. Acesso em: 23 dec. 2024.