YANSON, I.; NAIDYUK, Y. Advances in point-contact spectroscopy: two-band superconductor MgB₂ (Review Article): . ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 30, n. 4, p. 355–372, 2004. DOI: 10.1063/1.1704612. Disponível em: https://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f30-0355e. Acesso em: 18 груд. 2024.