Properties and Electrical of Nano composite (Ni1-xSrxFe12O19) prepared by sol-gel. Samarra Journal of Pure and Applied Science, [S. l.], v. 3, n. 4, p. 134–147, 2021. DOI: 10.54153/sjpas.2021.v3i4.303. Disponível em: https://www.sjpas.com/index.php/sjpas/article/view/303. Acesso em: 28 may. 2026.