A. Neftissov, A. Sarinova, I. Kazambayev, L. Kirichenko, O. Kuchanskyi, and A. Faizullin, “Determination of the speed of a microprocessor relay protection device of open architecture with a reed switch and the industrial internet of things”, EEJET, vol. 2, no. 5 (122), pp. 20–30, Apr. 2023.