SKRYPNYK, Y.; LOKTEV, V. Spectral function of graphene with short-range impurity centers: Graphene and graphite multilayers. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 34, n. 10, p. 1040–1048, 2008. DOI: 10.1063/1.2981395. Disponível em: http://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f34-1040e. Acesso em: 5 трав. 2024.