PROXY RE-ENCRYPTION BASED ON THE GENERALIZED EL GAMAL ENCRYPTION SCHEME. Universal Journal of Mathematics and Mathematical Sciences, [S. l.], v. 19, n. 1, p. 21–48, 2023. DOI: 10.17654/2277141723015. Disponível em: https://pphmjopenaccess.com/ujmms/article/view/195. Acesso em: 5 jan. 2026.