PDF(1255 KB)
Spatial Patterns Evolution and Classification of Population Aging in the Three Provinces of Northeast China Based on the County Scale
Liu Jian, Yang Qingshan, Zhang Yu, Liu Jie, Jiang Xiaojun
GEOGRAPHICAL SCIENCE ›› 2020, Vol. 40 ›› Issue (6) : 918-927.
PDF(1255 KB)
PDF(1255 KB)
Spatial Patterns Evolution and Classification of Population Aging in the Three Provinces of Northeast China Based on the County Scale
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