Elbert, R. and Walter, F. and Grig, R. (2012):
Delphi-Based Planning Approach in the Maritime Transport Chain.
In: Journal of Shipping and Ocean Engineering, pp. 175-181, (3), [Article]

Jürgens, S. and Grig, R. and Elbert, R. and Straube, F.
Böse, J. W. (ed.) (2011):
Data Flow across the maritime value chain.
In: Handbook of Terminal Planning, New York, pp. 345-357, [Book Section]

Elbert, R. and Grig, R. and Walter, F.
National Research Foundation of Korea, (ed.) (2010):
Collaborative Planning: Interorganizational planning approach in the maritime transport chain.
In: Proceedings of International Conference on Logistics and Maritime Systems (LOGMS 2010), Busan, Korea, In: International Conference on Logistics and Maritime Systems (LOGMS 2010), [Conference or Workshop Item]