Zhu, Zhuzhuo, Xinhua Zhu, and Wenchuan Guo. “Low-Cost Portable Dielectric Spectrometer Based on Mini-Vector Network Analyzer and Open-Ended Coaxial Probe Technology”. International Journal of Agricultural and Biological Engineering 17, no. 3 (July 11, 2024): 166–172. Accessed January 27, 2026. https://ijabe.org/index.php/ijabe/article/view/7170.