Information Systems: Methods, Models, and Applications 4th International United Information Systems Conference, UNISCON 2012, Yalta, Ukraine, June 1-3, 2012, Revised Selected Papers Mayr Heinrich C. Heftet / 2013 / Engelsk
Information Systems: Modeling, Development, and Integration Third International United Information Systems Conference, UNISCON 2009, Sydney, Australia, April 21-24, 2009, Proceedings Yang Jianhua Heftet / 2009 / Engelsk
Information and Communication Technologies in Education, Research, and Industrial Applications 12th International Conference, ICTERI 2016, Kyiv, Ukraine, June 21-24, 2016, Revised Selected Papers Ginige Athula Heftet / 2017 / Engelsk
