Ramachandra Nanjegowda Oscar Hernandez Barbara M. Chapman Haoqiang Jin Scalability Evaluation of Barrier Algorithms for OpenMP. 42-52 2009 IWOMP http://dx.doi.org/10.1007/978-3-642-02303-3_4 conf/iwomp/2009 db/conf/iwomp/iwomp2009.html#NanjegowdaHCJ09