MonakhovV. S., and TrofimukA. A. “On Finite Factorized Groups With $\mathbb TX$-Subnormal Subgroups”. Ukrains’kyi Matematychnyi Zhurnal 74, no. 10 (November 27, 2022): 1356 - 1363. Accessed December 22, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/6673.