[1]
B. Z. Shavarovskyy, “Decomposition of polynomial matrices into a direct sum of triangular summands”, Ukr. Mat. Zhurn., vol. 51, no. 8, pp. 1144–1148, Aug. 1999, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/4709