KUZMA, Bojan, 2011, Huang, Wen-Ling: Bounded distance preserving surjections in the projective geometry of matrices. (English). - [J] Linear Algebra Appl. 435, No. 1, 175-185 (2011). ISSN 0024-3795. [online]. 2011. [Accessed 5 April 2025]. Retrieved from: http://www.zentralblatt-math.org/zmath/en/advanced/?q=an:1221.15039