Jiménez-Vargas, A., J. F. Mena-Jurado, and J. C. Navarro-Pascual. “Mapping Without Fixed or Antipodal Points. Some Geometric Applications”. Mathematica Scandinavica 84, no. 2 (June 1, 1999): 179–194. Accessed July 24, 2026. https://journals.msp.org/mscand/article/view/955.