Holographic dark energy models and higher order generalizations in dynamical Chern–Simons modified gravityAntonio Pasqua, Roldão da Rocha and Surajit ChattopadhyayEur. Phys. J. C, 75 2 (2015) 44DOI: https://doi.org/10.1140/epjc/s10052-014-3256-x