E-Commerce and Web Technologies 4th International Conference, EC-Web, Prague, Czech Republic, September 2-5, 2003, Proceedings Bauknecht Kurt Heftet / 2003 / Engelsk
Database and Expert Systems Applications 21st International Conference, DEXA 2010, Bilbao, Spain, August 30 - September 3, 2010, Proceedings, Part I García Bringas, Pablo Heftet / 2010 / Engelsk
E-Commerce and Web Technologies Third International Conference, EC-Web 2002, Aix-en-Provence, France, September 2-6, 2002, Proceedings Bauknecht Kurt Heftet / 2002 / Engelsk
Database and Expert Systems Applications 21st International Conference, DEXA 2010, Bilbao, Spain, August 30 - September 3, 2010, Proceedings, Part II García Bringas, Pablo Heftet / 2010 / Engelsk
Trust, Privacy and Security in Digital Business 9th International Conference, TrustBus 2012, Vienna, Austria, September 3-7, 2012, Proceedings Fischer-Hübner, Simone Heftet / 2012 / Engelsk
Database and Expert Systems Applications 9th International Conference, DEXA'98, Vienna, Austria, August 24-28, 1998, Proceedings Quirchmayr Gerald Heftet / 1998 / Engelsk
Availability, Reliability and Security for Business, Enterprise and Health Information Systems IFIP WG 8.4/8.9 International Cross Domain Conference and Workshop, Vienna, Austria, August 22-26, 2011, Proceedings Tjoa, A Min Heftet / 2011 / Engelsk
Database and Expert Systems Applications 12th International Conference, DEXA 2001 Munich, Germany, September 3-5, 2001 Proceedings Mayr Heinrich C. Heftet / 2001 / Engelsk
