TY - JOUR AU - Nagdy, A. S. AU - Hashem, KH. M. TI - Numerical solutions of nonlinear fractional differential equations by variational iteration method JO - Journal of nonlinear sciences and its applications PY - 2021 SP - 54 EP - 62 VL - 14 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.22436/jnsa.014.02.01/ DO - 10.22436/jnsa.014.02.01 LA - en ID - JNSA_2021_14_2_a0 ER -