M.Bensaada, M. , Stambouli, A. , M.Bekhti, M. , Bellar, A. , Boukhris, L. (2012), 'General Purpose Pulse Width Modulation Based Sliding Mode Controller for Buck DC-DC', World Academy of Science, Engineering and Technology, Open Science Index 66, International Journal of Electrical and Computer Engineering, 6(6), 582 - 586.