1. Oldham, K.B., Spanier, J.: The Fractional Calculus. Academic Press, San Diego (1974)
2. Miller, K.S., Ross, B.: An Introduction to the Fractional Integrals and Derivatives—Theory and Applications. Wiley Inc., New York (1993)
3. Podlubny, I.: Fractional Differential Equations. Academic Press, San Diego (1999)
4. Hilfer, R.: Applications of Fractional Calculus in Physics. World Scientific, Singapore (2000)
5. Kilbas, A.A., Srivastava, H.M., Trujillo, J.J.: Theory and Applications of Fractional Differential Equations. Elsevier, Amsterdam (2006)