Crossmark

U.S. national parks accessibility and visitation

Crossref DOI link: https://doi.org/10.1007/s11629-019-5379-x

Published Online: 2019-12-12

Published Print: 2019-12

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Shen, Xing-ju https://orcid.org/0000-0001-6576-2469
Huang, Rui-hong https://orcid.org/0000-0001-5934-2273
Zhang, Jin-shan https://orcid.org/0000-0001-9932-7705
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Text and Data Mining valid from 2019-12-01

Version of Record valid from 2019-12-01
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Article History

Received: 5 January 2019

Revised: 23 October 2019

Accepted: 13 November 2019

First Online: 12 December 2019