SHAPOSHNIKOV, V. A.; ZOTOV, N. V.; GRAPHOV, A. P. An investigation of He II flow crisis in porous media. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, Харків, Україна, v. 16, n. 4, p. 468–469, 1990. Disponível em: http://80.92.230.95/index.php/fnt/article/view/f16-0468e. Acesso em: 11 лис. 2025.