[1]
V. V. . Bavula, “Simple $D [X, Y; \sigma, а]$-modules ”, Ukr. Mat. Zhurn., vol. 44, no. 12, pp. 1628–1644, Dec. 1992, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/8189