1. Ahlemann, F.: GPM Fachgruppe ”DIN 69901 Neu”, DIN-PM-Datenmodell -Erläuterungen, DIN 69901 specification draft (2006)
2. Angele, J., Nierlich, A.: Semantic Business Integration – Speed Up your Processes (last access: March 31, 2006),
http://www.ontoprise.de/content/e5/e69/e206/SemanticBusinessIntegration_ger.pdf
3. Curran, K., Flanagan, L., Callan, M.: PMXML: An XML Vocabulary Intended for the Exchange of Task Planning and Tracking Information. Information Technology Journal 3(2), 192–195 (2004)
4. Daconta, M.C., Obrst, L.J., Smith, K.T.: The Semantic Web. Wiley, Chichester (2003)
5. Deutsches Institut für Normung, DIN 69901, Projektwirtschaft; Projektmanagement; Begriffe, Beuth Verlag (1987)