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The economic value of river landscapes for recreational use A willingness-to-pay study in four regions inGermany 智库出版物
2018
作者:  Rayanov, Marin;  Dehnhardt, Alexandra;  Glockmann, Manon;  Hartje, Volkmar;  Hirschfeld, Jesko;  Lindow, Maria;  Sagebiel, Julian;  Thiele, Julia;  Welling, Malte
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