An Opto-Electronic Sensor for Detecting Soil Microarthropods and Estimating Their Size in Field Conditions. - Csongor I. Gedeon; Norbert Flórián; Péter Liszli; Beáta Hambek-Oláh; Oxána Bánszegi; Judit Schellenberger; Miklós Dombos (Sensors, 2017)