Almahroug, A., B. Amer, A. Omer, and Z. Fheleboom. “Stability Analysis and Design of a Negative Resistance Amplifier in Microwave and Radar Communication Systems”. University of Zawia Journal of Engineering Sciences and Technology, vol. 3, no. 1, month-06 2025, pp. 71-83, doi:10.26629/uzjest.2025.06.