1 Retraction Note to: Nonlinear Dyn (2015) 81:679–694 https://doi.org/10.1007/s11071-015-2019-z

The Editor-in-Chief has retracted this article [1] because it overlaps significantly with an unpublished manuscript by different authors which was previously submitted to Nonlinear Dynamics in 2013. All authors agree with this retraction.