Saurabh K. Tiwary Amith Singhee Vikas Chandra Robust Circuit Design: Challenges and Solutions. 41-42 2009 VLSI Design http://dx.doi.org/10.1109/VLSI.Design.2009.119 conf/vlsid/2009 db/conf/vlsid/vlsid2009.html#TiwarySC09