[1]
V. A. Vasil'ev and A. N. Skiba, “On one generalization of modular subgroups”, Ukr. Mat. Zhurn., vol. 63, no. 10, pp. 1314–1325, Oct. 2011, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/2808