A. OUHADAN, and EL HASSAN EL KINANI, and M. HAJAR, (2013) Lie Symmetries Analysis for SIR Model of Epidemiology. Applied Mathematical Sciences, Vol. 7, no. 92, (2013), pp. 4595-4604.

F. AMOUNAS, and EL HASSAN EL KINANI, and M. HAJAR, (2013) A Matrix Approach for Information Security Based ECC using Mealy Machine and Fibonacci Q-Matrix. International Journal of Engineering and Innovative Technology, vol 3, Issue 1, pp. 500-504 (2013).

F. AMOUNAS, and EL HASSAN EL KINANI, and M. HAJAR, (2013) A Novel Approach for Enciphering Data based ECC using Catalan Numbers. International Journal of Information and Network Security (IJINS), vol 2, No 4, pp. 339-347 (2013)..