MANDJOUB, A.; ZIGHED, L. New Designs for Graded Refractive Index Antireflection Coatings. Engineering Transactions, [S. l.], v. 53, n. 2, p. 185–196, 2005. DOI: 10.24423/engtrans.441.2005. Disponível em: http://et.ippt.gov.pl/index.php/et/article/view/441. Acesso em: 17 jan. 2026.