TY - JOUR AU - Mohamed I Abbas TI - Investigation of Langevin equation in terms of generalized proportional fractional derivatives with respect to another function JO - Filomat PY - 2021 SP - 4073 VL - 35 IS - 12 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2112073A/ DO - 10.2298/FIL2112073A LA - en ID - 10_2298_FIL2112073A ER -