[1]
D. Perisic, A. Zoric, M. Perisic, V. Arsenovic, and L. Lazic, “Recursive PLL based on the Measurement and Processing of Time”, ELEKTRON ELEKTROTECH, vol. 20, no. 5, pp. 33–36, May 2014, doi: 10.5755/j01.eee.20.5.4601.