@incollection{Harir20, author = {Atimad Harir and Said Melliani and Lalla Saadia Chadli}, title = {Existence, Uniqueness and Approximate Solutions of Fuzzy Fractional Differential Equations}, booktitle = {Fuzzy Systems}, publisher = {IntechOpen}, address = {Rijeka}, year = {2020}, editor = {Constantin Volosencu}, chapter = {1}, doi = {10.5772/intechopen.94000}, url = {https://doi.org/10.5772/intechopen.94000} }