@article{王成金_803, author = {[王成金, 程佳佳]}, title = {中国高速公路网的可达性格局及演化}, publisher = {地理科学}, year = {2016}, journal = {地理科学}, volume = {36}, number = {6}, eid = {803}, pages = {803-812}, keywords = {高速公路;最短距离模型;可达性}, doi = http://geoscien.neigae.ac.cn/CN/10.13249/j.cnki.sgs.2016.06.001 }