“Modeling of the Microwave Phase-Shifter Output Spectrum With Effect of Phase Distortion”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 52 (April 29, 2013): 52–58. Accessed April 3, 2025. https://radap.kpi.ua/radiotechnique/article/view/532.