EN中文
The Spatial Structure of Valley Economy Development in the Mountainous Areas of Beijing
ZHANG Xi-Feng, Gu-Da-Meng, Tan-Jie, Zhang-Hong-Ye, Song-Sai-Yu, Sun-Rui-Feng
Acta Geographica Sinica . 2009, (10): 1231 -1242 .  DOI: 10.11821/xb200910009