@InProceedings{Price:1999:TOOLSP, author = "Rosanne Price and Bala Srinivasan and Kotagiri Ramamohanarao", title = "Extending the Unified Modeling Language to Support Spatiotemporal Applications", booktitle = "Proceedings of TOOLS Pacific 1999", editor = "Christine Mingins", publisher = "IEEE Computer Society", year = "1999", }