Mellit, A. S. (2003) “The Case Where the Sum of Three Partial Reflections is Equal to Zero”, Ukrains’kyi Matematychnyi Zhurnal, 55(9), pp. 1277-1283. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/4001 (Accessed: 18May2024).