High-Tc Superconductivity within t - t’- J - J’ Model . Bulletin of Pure and Applied Sciences – Physics, [S. l.], v. 40, n. 1, p. 34–38, 2021. DOI: 10.48165/. Disponível em: https://acspublisher.com/journals/index.php/bpasphy/article/view/8662. Acesso em: 24 nov. 2024.