NGUYEN, Khac Man. Enhancement of Superconducting Critical Temperature in Bi(Pb)-Sr-Ca-Cu-O System by Li-doping. Old Journal, [S. l.], n. 135B, p. 60–66, 2019. Disponível em: https://jst.vn/index.php/old/article/view/645. Acesso em: 2 aug. 2025.