A. SALAIH, K.; A. DAHER, S.; K. ABBAS, I. Fabrication Optical Filters to Enhance the Contrast for Black and White Photomicrograph Film. Rafidain Journal of Science, [S. l.], v. 21, n. 2, p. 77–84, 2010. DOI: 10.33899/rjs.2010.38363. Disponível em: https://jamh.uomosul.edu.iq/index.php/rsci/article/view/47597. Acesso em: 29 sep. 2025.