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EN中文
万里长城的地理界线意义
冯嘉苹, 程连生, 徐振甫
THE SIGNIFICANCE OF THE GREAT WALL AS A GEOGRAPHIC BOUNDARY
Feng Jiaping, Cheng Liansheng, Xu Zhenpu
人文地理 . 1995, (1): 50 -55 .  DOI: 10.13959/j.i ssn.1003-2398.1995.01.009