1.
Gorodnik ОV. On the product of an abelian group and a nilpotent group. Ukr. Mat. Zhurn. [Internet]. 1999 Sep. 25 [cited 2025 Dec. 5];51(9):1165–1171. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/4712