Sadchenko, A. V., O. A. Kushnirenko, Y. K. Koshelev, and V. I. Bondar. “High-Speed Algorithm for Carrier Frequency Recovery and Frame Synchronization in QPSK-Modulated Modems”. Technology and Design in Electronic Equipment, no. 1, Feb. 2018, pp. 28-35, doi:10.15222/TKEA2018.1.28.