TY - JOUR AU - Mohamed Houas AU - Mohamed I Abbas AU - Francisco Martínez TI - Existence and Mittag-Leffler-Ulam-stability results of sequential fractional hybrid pantograph equations JO - Filomat PY - 2023 SP - 6891 VL - 37 IS - 20 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2320891H/ DO - 10.2298/FIL2320891H LA - en ID - 10_2298_FIL2320891H ER -