BOGATYREV, A. B.; METLOV, K. L. Magnetic states in multiply-connected flat nanoelements. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 41, n. 10, p. 984–988, 2015. DOI: 10.1063/1.4932350 . Disponível em: http://80.92.230.95/index.php/fnt/article/view/f41-0984e. Acesso em: 10 лис. 2025.