@Article{History_State_of_the_Art_and_Challenges_for_Agent_Communication_Languages,
  author = "Yannis K Labrou and Tim  Finin",
  title = "{History, State of the Art and Challenges for Agent Communication Languages}",
  month = "January",
  year = "2000",
  journal = "Informatik/Informatique",
  publisher = "Swiss Federation of Information Processing Societies",
}