Chaos and Hopf bifurcation control in a fractional-order memristor-based chaotic system with time delayDawei Ding, Xin Qian, Wei Hu, Nian Wang and Dong LiangEur. Phys. J. Plus, 132 11 (2017) 447DOI: https://doi.org/10.1140/epjp/i2017-11699-9