Dammak, H. , Bensalem, S. , Zouari, S. , Loulou, M. (2008), 'Design of Folded Cascode OTA in Different Regions of Operation through gm/ID Methodology', World Academy of Science, Engineering and Technology, Open Science Index 21, International Journal of Electrical and Computer Engineering, 2(9), 1741 - 1746.