1. “DELIGHT.SPICE: an optimization-based system for the design of integrated circuits;Nye;IEEE Trans. Comput. Des. Integr. Circuits Syst.,1988
2. OPASYN: a compiler for CMOS operational amplifier;Koh;IEEE Trans. Comput. Des. Integr. Circuits Syst.,1990
3. Analog circuit design optimization based on symbolic simulation and simulated annealing;Gielen;Solid-State Circuits,1990
4. Barcelona Design Unveils Revolutionary Analog Circuit Solution, prnewswire.com/prn/11690X15251303, April 8, 2002.
5. Costello׳s analog automation pioneer, Barcelona, to fold, EETIMES doc_id: 1217996, 3/4/2005.