@article{lu2016uncovering,
  title = {Uncovering driving forces on urban metabolism—A case of Shenyang}
  author = {Lu Sun and Huijuan Dong and Yong Geng and Zhaoling Li and Zhe Liu and Tsuyoshi Fujita and Satoshi Ohnishi and Minoru Fujii},
  journal = {Journal of Cleaner Production},
  doi = {10.1016/j.jclepro.2015.05.053},
  year = {2016}
}