“Efficiency of Microwave Oscillators Phase-Noise Reduction Advices”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 42 (May 15, 2010): 71–78. Accessed April 3, 2025. https://radap.kpi.ua/radiotechnique/article/view/601.