1. Theory and Applications of Fractional Differential Equations;Kilbas,2006
2. Theory of Fractional Dynamic Systems;Lakshmikantham,2009
3. An Introduction to the Fractional Calculus and Differential Equations;Miller,1993
4. Fractional Differential Equations;Podlubny,1999
5. On the solution of nonlinear fractional order differential equations used in the modeling of viscoelasticity;Diethelm,1999