1. M.L. Barabash Y.F. Suprunenko, A. Stefanovska, Chronotaxic systems: a simple paradigm to treat time-dependent oscillatory dynamics stable under continuous perturbation. Nonlinear Phenom. Comp. Syst. 8, 392–400 (2015)
2. A.N. Carvalho, J.A. Langa, J.C. Robinson, Attractors of Infinite Dimensional Nonautonomous Dynamical Systems (Springer, Berlin, 2012)
3. D. Cheban, P.E. Kloeden, B. Schmalfuß, The relationship between pullback, forwards and global attractors of nonautonomous dynamical systems. Nonlinear Dynam. Syst. Theory 2, 9–28 (2002)
4. V.V. Chepyzhov, M.I. Vishik, Attractors for Equations of Mathematical Physics (American Mathematical Society, Providence, Rhode Island, 2002)
5. P. Clemson, B. Petkoski, T. Stankovski, A. Stefanovska, Coupled nonautonomous oscillators, in Nonautonomous Dynamical Systems in the Life Sciences, vol. 2102, ed. by P.E. Kloeden, C. Pötzsche (Springer LMS, 2014), pp. 163–197