Jim LeChristopher HankenMartin HeldMichael S. HagedornKartikeya MayaramTerri S. FiezComparison and Impact of Substrate Noise Generated by Clocked and Clockless Digital Circuitry.105-1082006CICChttps://doi.org/10.1109/CICC.2006.321003conf/cicc/2006db/conf/cicc/cicc2006.html#LeHHHMF06