Comparison of the Moist Material Relative Permittivity Readouts Using the Non-Invasive Reflectometric Sensors and Microwave Antenna. - Zbigniew Suchorab; Krzysztof Tabis; Przemyslaw Brzyski; Zenon Szczepaniak; Tomasz Rogala; Waldemar Susek; Grzegorz Lagód (Sensors, 2022)