TY - JOUR AU - Najat Chefnaj AU - Khalid Hilal AU - Ahmed Kajouni TI - Existence of the solution for hybrid differential equation with Caputo-Fabrizio fractional derivative JO - Filomat PY - 2023 SP - 2219 VL - 37 IS - 7 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2307219C/ DO - 10.2298/FIL2307219C LA - en ID - 10_2298_FIL2307219C ER -