1. Kuang J.C., Applied Inequalities, 5th.edu.Shangdong Science and Technology Press, Jinan(2021), (in Chinese).
2. Kilbas, A.A., Srivgstava, H.M., Trujillo, J.J., Theory and Applications of Fractional Differential Equations, North-Holland Mathematics Studies, Vol.204, Elsevier, New York, 2006.
3. Mubeen, S., Habibullah, G.M., k − fractional integrals and applications, Int.J.Contemp.Math.Sci., 2012, 7:89–94.
4. Mubeen, S., Iqbal, S., Grüss type integral inequalities for generalized Riemann-Liouville k − fractional integrals, J.Inequal.Appl., 2016:109.
5. Sarikaya, M.Z., Dahmani, Z., Kiris, M.E., Ahmad, F., (k, s) −Riemann-Liouville fractional integral and applications, Hacet.J.Math.Stat., 2016, 45(1):77–89.