@article{SHEN Yuming_957, author = {SHEN Yuming, LIU Kun, QIU Ling}, title = {Characteristics of services development of core cities in urban agglomerations of China}, publisher = {PROGRESS IN GEOGRAPHY}, year = {2015}, journal = {PROGRESS IN GEOGRAPHY}, volume = {34}, number = {8}, eid = {957}, pages = {957-965}, keywords = {service industries;external function;development level;spatial differentiation;core cities;urbanagglomeration}, doi = https://www.progressingeography.com/EN/10.18306/dlkxjz.2015.08.003 }