Media type: E-Article Title: Appropriate policy development and research needs in response to adventure racing in protected areas Contributor: Newsome, David Published: Elsevier BV, 2014 Published in: Biological Conservation, 171 (2014), Seite 259-269 Language: English DOI: 10.1016/j.biocon.2014.01.008 ISSN: 0006-3207 Origination: Footnote: