فهرس المقالات nematallah najafi المقاله 1 - Solving Fuzzy Impulsive Fractional Differential Equations by Homotopy Perturbation Method Nematallah Najafi International Journal of Mathematical Modeling & Computations , العدد 4 , السنة 8 , تابستان 2018 المقاله 2 - Solving Fuzzy Impulsive Fractional Differential Equations by Reproducing Kernel Hilbert Space Method nematallah najafi nader Biranvand International Journal of Mathematical Modeling & Computations , العدد 1 , السنة 10 , زمستان 2020