Bazhenov, V.A. et al. 2026. Breakup of Closed Curve - Quasiperiodic Route to Chaos in Vibroimpact System. Discontinuity, Nonlinearity, and Complexity. 8, 3 (Aug. 2026), 299–311. DOI:https://doi.org/10.5890/DNC.2019.09.006.