1. A. M. Nakhushev, Fractional Calculus ant its Applications (Fizmatlit, Moscow, 2003) [in Russian].
2. A. A. Kilbas, H. M. Srivastava, and J. J. Trujillo, Theory and Applications of Fractional Differential Equations (Elsevier Science, Amsterdam, 2006).
3. V. E. Tarasov, Fractional Dynamics: Applications of Fractional Calculus to Dynamics of Particles (Springer, New York, 2011).
4. V. V. Uchaykin, Fractional Derivatives for Physicists and Engineers (Higher Education Press, Beijing, 2012).
5. M. Kostić, Volterra Integro-Differential Equations (CRC, Boca Raton, FL, 2015).