ChernikovN. S. “Factorization of Periodic Locally Solvable Groups by Locally Nilpotent and Nilpotent Subgroups”. Ukrains’kyi Matematychnyi Zhurnal 53, no. 12 (December 25, 2001): 1697-1717. Accessed November 22, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/4388.