Skrypnik, T. V. “Co-Adjoint Orbits of Compact Lie Groups and Generalized Stereographic Projection”. Ukrains’kyi Matematychnyi Zhurnal 51, no. 12 (December 25, 1999): 1714–1718. Accessed May 30, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/4775.