TSIKUNOV, I. K. On the structure of isometric transformations of simplex and orthogonal vector spaces. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 18, n. 4, p. 79–93, 1966. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/8315. Acesso em: 14 apr. 2025.