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李志刚, 张锦宗, 薛丽芳
Construction strategy of the energy and heavy/chemical industrial base in contiguous area of Shaanxi-Gansu-Ningxia
LI Zhi gang, ZHANG Jin zong, XUE Li fang
地理研究 . 2002, (3): 287 -293 .  DOI: 10.11821/yj2002030003