IVANOV, V.; TROSTIANKO, P.; KOVALENKO, S.; VOLODCHENKO, A.; CHERNOZHUK, T.; STEPANIUK, D.; KALUGIN, O. Quantum-chemical calculations of electronic spectra absorption: ab initio or semiempirical methods?. Kharkiv University Bulletin. Chemical Series, n. 36, p. 33-43, 29 Mar. 2021.