Formal Concept Analysis 7th International Conference, ICFCA 2009 Darmstadt, Germany, May 21-24, 2009 Proceedings Ferré, Sébastien Heftet / 2009 / Engelsk
Conceptual Structures: From Information to Intelligence 18th International Conference on Conceptual Structures, ICCS 2010, Kuching, Sarawak, Malaysia, July 26-30, 2010, Proceedings Croitoru Madalina Heftet / 2010 / Engelsk
Conceptual Knowledge Structures First International Joint Conference, CONCEPTS 2024, Cádiz, Spain, September 9–13, 2024, Proceedings Cabrera, Inma P. Heftet / 2024 / Engelsk
Formal Concept Analysis 14th International Conference, ICFCA 2017, Rennes, France, June 13-16, 2017, Proceedings Bertet, Karell Heftet / 2017 / Engelsk