Cooperative Information Systems 7th International Conference, CoopIS 2000 Eilat, Israel, September 6-8, 2000 Proceedings Etzion Opher Heftet / 2000 / Engelsk
Next Generation Information Technologies and Systems 6th International Conference, NGITS 2006, Kebbutz Sehfayim, Israel, July 4-6, 2006, Proceedings Etzion Opher Heftet / 2006 / Engelsk
