Y. A. Drozd and R. V. Skuratovskii, “Generators and relations for wreath products”, Ukr. Mat. Zhurn., vol. 60, no. 7, pp. 997–999, Jul. 2008, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/3216