By Elvin Mark   Ninghu Su   in Environment and History

ISSN:1752-7023|1|1|3-54

White Horse Press‎(1995)‎

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By Bontrager Megan   Webster Kelsey   Elvin Mark   Parker Ingrid   in Vegetatio

ISSN:1385-0237|215|4|467-478

Springer Publishing Company ‎(2014)‎

Access to resources Favorite 8.439882