Eyice, O., İnce, B.K., Coşkuner, G., Sözen, S., İnce, O., “Identification of Nitrifiers in a Full Scale Biological Treatment System Using Fluorescent in Situ Hybridization”, Journal of Environmental Science and Health Part A Toxic/Hazardous Substances & Environmental Engineering, 42, 4, 517-523, 2007.