1. The Fractional Calculus;Oldham,1974
2. Fractional Differential Equations;Podlubny,1999
3. Group Analysis of Differential Equations;Ovsiannikov,1982
4. An Introduction to the Fractional Calculus and Fractional Differential Equations;Miller,1993
5. Fractional Integrals and Derivatives: Theory and Applications;Samko,1993