KAGAN, M.; VALKOV, V. Anomalous resistivity and superconductivity in the two-band Hubbard model with one narrow band (Review Article): Сверхпроводимость. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 37, n. 1, p. 84–99, 2010. DOI: 10.1063/1.3552118. Disponível em: https://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f37-0084e. Acesso em: 15 лис. 2024.