“Time-Optimal Control of Infinite Variables Parabolic Systems with Time Lags Given in Integral Form”, Adv Syst Sci Appl, vol. 11, no. 1-2, pp. 1–26, Mar. 2011, Accessed: Apr. 03, 2025. [Online]. Available: https://ijassa.ipu.ru/index.php/ijassa/article/view/288