Emmanuelle Anceaume Carole Delporte-Gallet Hugues Fauconnier Michel Hurfin Josef Widder Clock Synchronization in the Byzantine-Recovery Failure Model. 90-104 2007 OPODIS http://dx.doi.org/10.1007/978-3-540-77096-1_7 conf/opodis/2007 db/conf/opodis/opodis2007.html#AnceaumeDFHW07