Boundary crises and supertrack orbits in the Gauss map Juliano A. de Oliveira, Hans M. J. de Mendonça, Vitor A. Favarim, R. Egydio de Carvalho and Edson D. Leonel Eur. Phys. J. Spec. Top., 231 3 (2022) 381-384 Published online: 25 January 2022 DOI: 10.1140/epjs/s11734-021-00402-8