1. Sato H, Hyogo A, Sekine K (2002) A Vt-zero equivalent MOSFET and its applications. In: IEEE international symposium on circuits and systems V-497–V-500, Arizona, USA
2. Filanovsky IM, Baltes H (1992) CMOS two-quadrant multiplier using transistor triode regime. IEEE J Solid-State Circuits 27:831–833
3. Popa C (2009) High accuracy CMOS multifunctional structure for analog signal processing. In: International semiconductor conference, pp 427–430, Sinaia, Romania
4. De La Cruz Blas CA, Feely O (2008) Limit cycle behavior in a class-AB second-order square root domain filter. In: IEEE international conference on electronics, circuits and systems, St. Julien’s, pp 117–120, Malta
5. Zarabadi SR, Ismail M, Chung-Chih H (1998) High performance analog VLSI computational circuits. IEEE J Solid-State Circuits 33:644–649