GARG, D.; EFIMOV, V.; GILTROW, M.; MCCLINTOCK, P.; SKRBEK, L. Mutual interactions between objects oscillating in isotopically pure superfluid ⁴He in the T → 0 limit. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 38, n. 11, p. 1300–1305, 2012. DOI: 10.1063/1.4765091. Disponível em: http://80.92.230.95/index.php/fnt/article/view/f38-1300e. Acesso em: 10 лис. 2025.