KADIGROBOV, A.; SHEKHTER, R.; JONSON, M. Novel laser based on magnetic tunneling. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 31, n. 3-4, p. 463–470, 2005. DOI: 10.1063/1.1884439. Disponível em: http://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f31-0463e. Acesso em: 3 трав. 2024.