[1]
A. G. Mazko, “Cone inequalities and stability of differential systems”, Ukr. Mat. Zhurn., vol. 60, no. 8, pp. 1058–1074, Aug. 2008, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/3224