Костыря, А. А., С. А. Плехно, В. Н. Науменко, and С. И. Ушаков. “Experimental Investigation of Accuracy Time-Frequency Synchronization by Using Digital Television Signals”. Eastern-European Journal of Enterprise Technologies, vol. 1, no. 9(67), Feb. 2014, pp. 24-28, doi:10.15587/1729-4061.2014.20040.