1.
Onishchuk VA. Groups satisfying the condition of weak minimality for subgroups of derived length two. Ukr. Mat. Zhurn. [Internet]. 1994 Sep. 25 [cited 2025 Dec. 5];46(9):1203–1207. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/5636