Samer S. Ezz-Eldien, Eid H. Doha, Ali H. Bhrawy, Ahmed A. El-Kalaawy, J. A. Tenreiro Machado. A new operational approach for solving fractional variational problems depending on indefinite integrals. Commun. Nonlinear Sci. Numer. Simul., 57:246-263, 2018. [doi]
Abstract is missing.