M. AL-SHEKH, A.; Y. ABDULLAH, I. Calculate the energy levels of vanadium V2+-grafted semiconductor GaAs using the theoretical orthogonal compliant model. Journal of Education and Science, [S. l.], v. 18, n. 1, p. 66–78, 2006. DOI: 10.33899/edusj.2006.162866. Disponível em: https://ojs.uomosul.edu.iq/index.php/edusj/article/view/41543. Acesso em: 4 sep. 2025.