Стась C. B., Пікула C. І., and Лупанчук A. A. “Systematic Design of Highly Reliable Parts and Elements of Control Means”. Proceedings of National Aviation University 6, no. 1-2 (September 20, 2000): 176–179. Accessed May 3, 2024. https://jrnl.nau.edu.ua/index.php/visnik/article/view/9739.