Studying the effect of thickness factor on the optical properties of ferric oxide films. the paper. Journal of the College of Basic Education, [S. l.], n. 48, p. 477–484, 2023. DOI: 10.35950/cbej.vi48.9771. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/9771.. Acesso em: 18 jul. 2024.