Christopher J. Matheus Mieczyslaw M. Kokar Kenneth Baclawski Jerzy Letkowski An Application of Semantic Web Technologies to Situation Awareness. 944-958 2005 conf/semweb/2005 International Semantic Web Conference http://dx.doi.org/10.1007/11574620_67 db/conf/semweb/iswc2005.html#MatheusKBL05