DAYAP, Jonecis Adolfo; DEQUILLO, Julius Picardal; RIOS, Wilfred; SOLLANO, Annabelle. Securing Chemical Formula Using Polyalphabetic Affine Cipher. Journal of Global Research in Mathematical Archives(JGRMA), [S. l.], v. 6, n. 9, p. 06–14, 2019. Disponível em: https://jgrma.com/index.php/jgrma/article/view/541. Acesso em: 14 mar. 2025.