Simonen, Katariina. Operation Allied Force: A Case of Humanitarian Intervention? In
Athena Papers. Vol. 1. Garmisch-Partenkirchen: Partnership for Peace Consortium of Defense Academies and Security Studies Institutes, 2004.
OSCE Action Plan for the Promotion of Gender Equality. Sofia: Organization for Security and Cooperation in Europe Ministerial Council, 2004.
König, Ernst. "
Österreich – ein Beispiel? (Austria – an Example?)." In
Asymmetrische Kriegführung – ein neues Phänomen der Internationalen Politik (Asymmetric Warfare, a New Phenomenon of International Policy), 133-44. Baden-Baden: Nomos, 2004.
Rector, Alan L., Nick Drummond, Matthew Horridge, Jeremy Rogers, Holger Knublauch, Robert Stevens, Hai Wang, and Chris Wroe. OWL Pizzas: Practical Experience of Teaching OWL-DL: Common Errors & Common Patterns In
European Conference on Knowledge Acquisition . Northampton, England, 2004.