Cesare Ferri R. Iris Bahar Mirko Loghi Massimo Poncino Energy-optimal synchronization primitives for single-chip multi-processors. 141-144 2009 ACM Great Lakes Symposium on VLSI http://doi.acm.org/10.1145/1531542.1531578 conf/glvlsi/2009 db/conf/glvlsi/glvlsi2009.html#FerriBLP09