J. Schulte. Proceedings of the 13th International Conference on Enterprise Information Systems, 4, стр. 348-357. Beijing, China, INSTICC, SciTePress - Science and Technology Publications, (июня 2011)
J. Schulte, R. Keil, D. Klaholt, и J. Sauer. Proceedings of the 13th International Conference on Enterprise Information Systems, 4, стр. 43-52. Beijing, China, INSTICC, SciTePress - Science and Technology Publications, (июня 2011)