基于时间扩展UML活动图的工作流过程建模方法
蔡敏,卢佩
Workflow process modeling based on UML activity diagram with extended timing constraint
计算机集成制造系统 . 2014, (7): 1758 -1767 .  DOI: 10.13196/j.cims.2014.07.caimin.1758.10.20140727