Коваль, Ю., Костыря, А., Приймак, С., Плехно, С., & Асаад, Х. (2012). Allowance for channel instability of passive synchronization system of time and frequency using geostationary satellites. Radiotekhnika, 3(170), 208–214. Retrieved from http://rt.nure.ua/article/view/174986