A Theoretical Study for Designing Optical Multilayer Films Using NdF3/ ThF4. Iraqi Journal of Science, [S. l.], v. 62, n. 11, p. 3877–3887, 2021. DOI: 10.24996/ijs.2021.62.11.9. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/3788.. Acesso em: 3 may. 2024.