Reza Curtmola Osama Khan Randal C. Burns Giuseppe Ateniese MR-PDP: Multiple-Replica Provable Data Possession. 411-420 2008 ICDCS http://dx.doi.org/10.1109/ICDCS.2008.68 conf/icdcs/2008 db/conf/icdcs/icdcs2008.html#CurtmolaKBA08