IVANOV, A. Y.; STEPANIAN, S. G.; KARACHEVTSEV, V. A.; ADAMOVICZ, L. Tautomers of 6-thiopurine in low-temperature Ar matrices: FTIR spectroscopy analysis and quantum mechanical calculations. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 48, n. 4, p. 340–350, 2022. DOI: 10.1063/10.0009734. Disponível em: https://fnt.ilt.kharkov.ua/index.php/fnt/article/view/f48-0340e. Acesso em: 24 лис. 2024.