TY - JOUR AU - H. Serrai AU - B. Tellab AU - Kh. Zennir TI - On two-order fractional boundary value problem with generalized Riemann-Liouville derivative JO - Ufa mathematical journal PY - 2023 SP - 135 EP - 156 VL - 15 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UFA_2023_15_2_a11/ LA - en ID - UFA_2023_15_2_a11 ER -