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Title | Year | Publication | Volume | Pages |
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Graefe,A.R.; Burns,R.C. | Oregon dunes national recreation area, USA: a trend examination of trip characteristics, crowding, and satisfaction levels (2002, 2006, and 2011) | 2014 | The 7th International Conference on Monitoring and Management of Visitors in Recreational and Protected Areas: Local Community and Outdoor Recreation | MMV 7 - Proceedings | 251 |