Gang Xue, Joan Lu, Ning Gong, Shaowen Yao. Investigating Workflow Resource Patterns in term of Pi-calculus. In Proceedings of the 12th International Conference on CSCW in Design, CSCWD 2008, April 16-18, 2008, Nanyang Hotel, Xi an Jiaotong University, Xi an, China. pages 630-635, IEEE, 2008. [doi]