ALLOUCH, N.M. and HAMANI, S. 2024. Existence and Ulam stability of initial value problem for fractional perturbed functional q-difference equations. Studia Universitatis Babeș-Bolyai Mathematica. 69, 3 (Sep. 2024), 483–502. DOI:https://doi.org/10.24193/subbmath.2024.3.02.