Raičević, A.M. and Popović, B.M. (2009) “PLL as the Frequency Synthesizer with Continuous Phase Divider”, Elektronika ir Elektrotechnika, 93(5), pp. 47–50. Available at: https://eejournal.ktu.lt/index.php/elt/article/view/10179 (Accessed: 8 February 2026).