欢迎访问《中国农学通报》，
中国农学通报
基于主成分和GIS 的关天经济区区域经济空间分异研究
李沁汶,刘学录
Spatial Variability of Regional Economies in Guanzhong-Tianshui Economic Region Based on Principal Components Analysis and GIS
中国农学通报 . 2014, (29): 67 -74 .  DOI: 10.11924/j.issn.1000-6850.2014-0157