[1]
M. I. Konarovska, “Problem with pulse action for systems with Bessel?Kolmogorov operators”, Ukr. Mat. Zhurn., vol. 64, no. 7, pp. 945–953, Jul. 2012, Accessed: Dec. 06, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/2630