Ursus. 2011;22(1):47-64. doi: 10.2192/ursus-d-10-00030.1 Q20.62025
Andean bear density and abundance estimates — How reliable and useful are they?
安第斯熊密度和丰度估计——它们有多可靠和有用？
Garshelis, David L.
DOI: 10.2192/ursus-d-10-00030.1
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