Maheswari, M. L.; Shri, K. S. K.; Elsayed, E. M. Multipoint Boundary Value Problem for a Coupled System of Psi-Hilfer Nonlinear Implicit Fractional Differential Equation. NAMC 2023, 28 (6), 1138-1160. https://doi.org/10.15388/namc.2023.28.33474.