Shumski, Andrei, and Dzmitry Karpovich. “Investigation of the Robust Stability of System With Delay”. Mokslas – Lietuvos ateitis / Science – Future of Lithuania 7, no. 3 (July 13, 2015): 314-316. Accessed April 19, 2024. https://journals.vilniustech.lt/index.php/MLA/article/view/2700.