1. C. Mead, Analog VLSI and Neural Systems, Reading, Mass., Addison-Wesley, 1989.
2. M. Ismail and J. Franka, Introduction to Analog VLSI Design Automation, Kluwer Academic Publishers, Boston, 1989.
3. M.R. Haskard and I.C. May, Analog VLSI Design: NMOS and CMOS, Prentice-Hall, New York, 1988.
4. IEEE Transactions on Circuit and Systems;N El-Leithy,1989
5. Also, S. Bibyk and M. Ismail, Analog Signal Processing for Neural Microelectronics, Special Session, Proc. IEEE ISCAS, May, 1989.