Zongtao Zhao Jun Wei Li Lin Xiaoning Ding A Concurrency Control Mechanism for Composite Service Supporting User-Defined Relaxed Atomicity. 275-278 2008 COMPSAC http://doi.ieeecomputersociety.org/10.1109/COMPSAC.2008.95 conf/compsac/2008 db/conf/compsac/compsac2008.html#ZhaoWLD08