WASET
Zouari, S. , Daoud, H. , Loulou, M. , Loumeau, P. , Masmoudi, N.. "High Order Cascade Multibit ΣΔ Modulator for Wide Bandwidth Applications". World Academy of Science, Engineering and Technology, Open Science Index 9, International Journal of Electronics and Communication Engineering (2007), 1(9), 1337 - 1343.