David Bañeres Jordi Cortadella Michael Kishinevsky Variable-latency design by function speculation. 1704-1709 2009 DATE http://ieeexplore.ieee.org/xpls/abs_all.jsp?isnumber=5090609&arnumber=5090937&count=326&index=323 conf/date/2009 db/conf/date/date2009.html#BaneresCK09