Chirik, I. K. “On a Factorizable Group With Large Cyclic Subgroups in Factors”. Ukrains’kyi Matematychnyi Zhurnal 67, no. 7 (July 25, 2015): 1006-1008. Accessed April 18, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/2040.