Hammad, H. A.; Kattan, D. A.; Liu, Z. Approximate Controllability of Caputo Fractional Volterra–Fredholm Integral Equations under Nonlocal Conditions and Impulsive Effects. NAMC 2026, 31 (5), 1133–1157. https://doi.org/10.15388/namc.2026.31.47782.