虚拟水的理论方法及在甘肃省的应用
徐中民,龙爱华,张志强
Virtual Water Consumption Calculation and Analysis of Gansu Province in 2000
XU Zhongmin, LONG Aihua, ZHANG Zhiqiang
地理学报 . 2003, (6): 861 -869 .  DOI: 10.11821/xb200306009