@TechReport{Secure_Knowledge_Query_Manipulation_Language_a_security_infrastructure_for_agent_communication_languages, author = "Muhammad Abdallah Rabi, Tim Finin, Alan Sherman, and Yannis K Labrou", title = "{Secure Knowledge Query Manipulation Language: a security infrastructure for agent communication languages}", month = "November", year = "1998", organization = "Ebiquity Lab", note = "", number = "TR-EBQ-1998.5", institution = "UMBC", }