Горященко, К. Л., and І. В. Гула. “Phase Measuring Device Based on Coincidence Method”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia0, no. 53 (July 8, 2013): 74-81. Accessed May 9, 2024. https://radap.kpi.ua/radiotechnique/article/view/513.