KROON, L.; BOGDAN, M.; KOVALEV, A.; MALYUTA, E. Bifurcation picture and stability of the gap and out-gap discrete solitons. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 33, n. 5, p. 639–642, 2007. DOI: 10.1063/1.2737564. Disponível em: https://fnt.ilt.kharkiv.ua/index.php/fnt/article/view/f33-0639e. Acesso em: 22 лис. 2024.