T. Németh, T. Tóth, G. T. Balogh, and P. Huszthy, “Synthesis and Fluorescence Spectroscopic Studies of Novel 9-phenylacridino-18-crown-6 Ether Type Sensor Molecules”, Period. Polytech. Chem. Eng., vol. 61, no. 4, pp. 249–257, Jan. 2017.