Beszédes, S., Papp-Sziládi, K., Keszthelyi-Szabó, G., & Hodúr, C. (2018). Detection of biodegradation degree of sludge using dielectric measurement. Review on Agriculture and Rural Development, 6(1-2), 108–112. https://doi.org/10.14232/rard.2017.1-2.108-112