KOVALEV, A. S. Magnetic vortices in media with spatially inhomogeneous exchange interaction. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 47, n. 9, p. 841–850, 2021. DOI: 10.1063/10.0005800. Disponível em: http://80.92.230.95/index.php/fnt/article/view/f47-0841e. Acesso em: 10 лис. 2025.