Gonçalves, Daciberg Lima, John Guaschi, and Vinicius Casteluber Laass. 2020. “The Borsuk-Ulam Property for Homotopy Classes of Maps from the Torus to the Klein Bottle”. Topological Methods in Nonlinear Analysis 56 (2):529-58. https://apcz.umk.pl/TMNA/article/view/TMNA.2020.003.