@conference{EURECOM+139, author = {Hummes, Jakob and Kohrs, Arnd and Mérialdo, Bernard}, title = {Software components for cooperation : a solution for the \"get help\" problem}, booktitle = {COOP 1998, 3rd international conference on the design of cooperative systems, May 1998, Cannes, France}, year = {1998}, address = {Cannes}, }