Verbitskiy, V. G., T. M. Virozub, A. F. Voschinkin, V. I. Zolotarevskiy, V. L. Samotovka, and L. I. Samotovka. “Features of High-Frequency CMOS IС Designing for Generators With Quartz Frequency Stabilization”. Technology and Design in Electronic Equipment, no. 4, Aug. 2011, pp. 20-23, https://www.tkea.com.ua/index.php/journal/article/view/TKEA2011.4.20.