Paul Racunas Kypros Constantinides Srilatha Manne Shubhendu S. Mukherjee Perturbation-based Fault Screening. 169-180 2007 HPCA http://doi.ieeecomputersociety.org/10.1109/HPCA.2007.346195 conf/hpca/2007 db/conf/hpca/hpca2007.html#RacunasCMM07