%0 Journal Article %A A. N. El-Kassar %A Ramzi A. Haraty %T ElGamal Public-Key Cryptosystem in Multiplicative Groups of Quotient Rings of Polynomials over Finite Fields %J Computer Science and Information Systems %D 2005 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CSIS_2005_2_1_a4/ %F CSIS_2005_2_1_a4