1. Brehm, N., Lübke, D., Marx Gómez, J.: Federated Enterprise Resource Planning (FERP) Systems. In: Saha, P. (ed.) Handbook of Enterprise Systems Architecture in Practice, pp. 290–305. IGI Global, Hershey (2007)
2. Brehm, N., Haak, L., Marx Gómez, J.: Evaluation von Konzepten zur Integration von UDDI-Registries unter Berücksichtigung von Marktaspekten. In: DW 2008 - Synergien durch Integration und Informationslogistik, St. Gallen, Switzerland (2008)
3. Brehm, N., Mahmoud, T., Marx Gómez, J., Memari, A.: Towards Intelligent Discovery of Enterprise Architecture Services. Journal of Enterprise Architecture 4(3), 26–36 (2008)
4. Brehm, N., Marx Gómez, J.: The Web Service-based combination of data and logic integration on Federated ERP systems. In: 18th IRMA International Conference - Managing Modern Organizations with Information Technology (IRMA 2007), Vancouver, Canada (2007)
5. Brehm, N., Marx Gómez, J.: Web Service-based specification and implementation of functional components in Federated ERP-Systems. In: 10th International Conference on Business Information Systems, Poznan, Poland (2007)