Ilias Iliadis Robert Haas Xiao-Yu Hu Evangelos Eleftheriou Disk scrubbing versus intra-disk redundancy for high-reliability raid storage systems. 241-252 2008 SIGMETRICS http://doi.acm.org/10.1145/1375457.1375485 conf/sigmetrics/2008 db/conf/sigmetrics/sigmetrics2008.html#IliadisHHE08