What's the crux? Falcon nesting closures and rock climbing constraints at Harpers Ferry National Historical Park
| Autor: | Hendrick, Michala L., Zajchowski, Chris A.B., Fefer, Jessica P., Sharp, Ryan L., Berry, Chandler, Maples, James N., Hill, Eddie L. |
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| Zdroj: | In Journal of Outdoor Recreation and Tourism June 2023 42 |
| Databáze: | ScienceDirect |
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