EN中文
EVOLUTION AND INFLUENCING FACTORS OF THE DUAL SPATIOTEMPORAL PATTERN OF POPULATION CONTRACTION AND AGING: A CASE STUDY OF HEILONGJIANG PROVINCE
ZHANG Yi-lin, WU Xiang-li, CHENG Li-jia
HUMAN GEOGRAPHY . 2024, (1): 80 -92 .  DOI: 10.13959/j.issn.1003-2398.2024.01.009