基于距离的北京制造业空间集聚
刘春霞,朱青,李月臣
Evaluating the Geographic Concentration of Manufacturing Industries of Beijing Based on Distance-based Methods
LIU Chunxia,ZHU Qing,LI Yuechen
地理学报 . 2006, (12): 1247 -1258 .  DOI: 10.11821/xb200612002