Zero–Hopf bifurcations in Yu–Wang type systems Abimael Bengochea, Angel Garcia-Chung and Ernesto Pérez-Chavela Eur. Phys. J. Spec. Top., 231 3 (2022) 413-421 Published online: 03 December 2021 DOI: 10.1140/epjs/s11734-021-00347-y