Stochastic resonance in overdamped systems with fractional power nonlinearity Jianhua Yang, Miguel A. F. Sanjuán, Pengpeng Chen and Houguang Liu Eur. Phys. J. Plus, 132 10 (2017) 432 Published online: 20 October 2017 DOI: 10.1140/epjp/i2017-11701-8