“Time Domain Reflectometry-Measuring Dielectric Permittivity to Detect Soil Non-Acqeous Phase Liquids Contamination-Decontamination Processes”. Journal of Agricultural Engineering 44, no. s2 (September 8, 2013). Accessed June 29, 2025. https://www.agroengineering.org/jae/article/view/jae.2013.s2.e167.