TY - JOUR AU - Aymen Ammar AU - Aicha Ben Ezzadam AU - Aref Jeribi TI - Some results of Fredholm perturbations of multivalued linear operator in normed spaces JO - Filomat PY - 2023 SP - 1399 VL - 37 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2305399A/ DO - 10.2298/FIL2305399A LA - en ID - 10_2298_FIL2305399A ER -