EN中文
Review the Development of Geography in the 20 th Century and Prospect for Geography in the 21 st Century ——Congratulation on the 90 th anniversary of the Founding of the Geographical Society of China
WU Chuan jun, ZHANG Jia zhen
Acta Geographica Sinica . 1999, (5): 385 -390 .  DOI: 10.11821/xb199905001