@PhdThesis{Relationships_among_security_and_algebraic_properties_of_cryptographic_objects_and_a_security_infrastructure_for_agent_communication_languages, author = "Muhammad Abdallah Rabi", title = "{Relationships among security and algebraic properties of cryptographic objects, and a security infrastructure for agent communication languages}", month = "July", year = "1998", organization = "Computer Science and Electrical Engineering", note = "Proquest", school = "University of Maryland, Baltimore County", }