京津生产一体化与企业集团化研究

闫二旺

A STUDY ON UNITY OF PRODUCTION AND ENTERPRISE GROUPING BETWEEN BEIJING CITY AND T1ANJIN CITY

YAN Er-wang

人文地理 . 2003, (3): 68 -72 . DOI: 10.13959/j.issn.1003-2398.2003.03.015