ALFEEV, V. N.; BAKUNTSEVA, M. V.; GORBIK, P. P.; ZAITOV, F. A.; SHALYAPINA, G. M. Solubility and diffusion of chemical elements in high-temperature superconductors. Поверхня, [S. l.], n. 4-6, p. 248–255, 2001. Disponível em: https://surfacezbir.com.ua/index.php/surface/article/view/64. Acesso em: 23 вер. 2026.