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Population estimates and geographical distributions of swans and geese in East Asia based on counts during the non-breeding season
JIA, QIANG, KOYAMA, KAZUO, CHOI, CHANG-YONG, KIM, HWA-JUNG, CAO, LEI, GAO, DALI, LIU, GUANHUA, FOX, ANTHONY D.Volume:
26
Language:
english
Journal:
Bird Conservation International
DOI:
10.1017/s0959270915000386
Date:
December, 2016
File:
PDF, 1.54 MB
english, 2016