@article{宋金平_20, author = {[宋金平, 李丽平]}, title = {北京市城乡过渡地带产业结构演化研究}, publisher = {地理科学}, year = {2000}, journal = {地理科学}, volume = {20}, number = {1}, eid = {20}, pages = {20-26}, keywords = {城乡过渡地带;产业结构;演化;机制}, doi = http://geoscien.neigae.ac.cn/CN/10.13249/j.cnki.sgs.2000.01.20 }