@INPROCEEDINGS{XuOL05, author = {Wuzhi Xu and A. Jefferson Offutt and Juan Luo}, title = {Testing Web Services by XML Perturbation}, booktitle = {Proceedings of the 16th IEEE International Symposium on Software Reliability Engineering (ISSRE'05)}, year = {2005}, address = {Chicago Illinois}, month = {14-16 July}, pages = {257-266} }

@INPROCEEDINGS{OffuttX04, author = {A. Jefferson Offutt and Wuzhi Xu}, title = {Generating Test Cases for Web Services Using Data Perturbation}, booktitle = {Proceedings of the Workshop on Testing, Analysis and Verification of Web Services (TAV-WEB)}, year = {2004}, address = {Boston, Massachusetts}, month = {11-14 July}, pages = {1 - 10} }