历史时期流域生态安全探研——以汾河上游为例
王尚义, 张慧芝, 马义娟, 孟万忠
The research on basin ecological security in historical period: Taking Upper Fenhe River as a case
WANG Shang-yi, ZHANG Hui-zhi, MA Yi-juan, MENG Wan-zhong
地理研究 . 2008, (3): 556 -564 .  DOI: 10.11821/yj2008030009