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Author (up) Title Year Publication Volume Pages
Sijtsma, F., Daams, M., Hoekstra, J., Flohil, H., Selling nature? – Building customer relationship management (CRM) systems for nature areas 2012 The 6th International Conference on Monitoring and Management of Visitors in Recreational and Protected Areas: Outdoor Recreation in Change – Current Knowledge and Future Challenges MMV 6 - Proceedings 198-199