BUNKOV, Y. The magnon BEC observation by switch off method. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 43, n. 8, p. 1158–1165, 2017. DOI: 10.1063/1.5001292. Disponível em: http://80.92.230.95/index.php/fnt/article/view/f43-1158e. Acesso em: 10 лис. 2025.