@article{金凤君_293, author = {[金凤君, 王姣娥]}, title = {20世纪中国铁路网扩展及其空间通达性}, publisher = {地理学报}, year = {2004}, journal = {地理学报}, volume = {59}, number = {2}, eid = {293}, pages = {293-302}, keywords = {

通达性;铁路发展阶段;铁路通达性系数;空间经济结构;中国

}, doi = https://www.geog.com.cn/CN/10.11821/xb200402016 }