黄土高原生态脆弱区循环经济发展模式研究
董锁成, 李岱, 李荣生, 郎一环, 刘桂环
A Circular Economic Pattern in the EcoFragile Region of the Loess Plateau：
A Case Study in Longxi County of Gansu Province
DONG Suocheng, LI Dai, LI Rongsheng, LANG Yihuan, LIU Guihuan
.
2005, (4): 82
-88
.
