1. The fractional calculus;Oldham,1974
2. An introduction to the fractional calculus and fractional differential equations;Miller,1993
3. Fractional differential equations;Podlubny,1999
4. Remarks on fractional derivatives;Li;Appl Math Comput,2007
5. Analysis of fractional differential equations;Diethelm;J Math Anal Appl,2002