S.S.Zhumatov. «ABSOLUTE STABILITY OF A PROGRAM MANIFOLD OF NON-AUTONOMOUS BASIC CONTROL SYSTEMS». Academic Scientific Journal of Computer Science, no. 6 (декабрь 30, 2018): 37–43. просмотрено февраль 17, 2026. https://journals.nauka-nanrk.kz/physics-mathematics/article/view/4338.