Hongliang Chang Haifeng Qian Sachin S. Sapatnekar The Certainty of Uncertainty: Randomness in Nanometer Design. 36-47 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3254&spage=36 2004 conf/patmos/2004 PATMOS db/conf/patmos/patmos2004.html#ChangQS04