Milovanović, Branislav Ž., Milena M. Petković, and Mihajlo R. Etinski. 2020. “Properties of the Excited Electronic States of Guanine Quartet Complexes With Alkali Metal Cations”. Journal of the Serbian Chemical Society 85 (8). Belgrade, Serbia:1021-32. https://doi.org/10.2298/JSC191025140M.