@InBook{The_SOUPA_Ontology_for_Pervasive_Computing, author = "Harry Chen, Tim Finin, and Anupam Joshi", title = "{The SOUPA Ontology for Pervasive Computing}", month = "April", year = "2004", pages = "233--258", booktitle = "Ontologies for agents: Theory and experiences", publisher = "Birkhauser Publishing Ltd.", }