Verveyko, A. I., I. M. Lappo, P. L. Arkushenko, and S. I. Yusukhno. “Frequency Instability Measurement Device Based on the Pulse Coincidence Principle”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia0, no. 76 (March 30, 2019): 29-36. Accessed April 19, 2024. https://radap.kpi.ua/radiotechnique/article/view/1541.