@article{zhang2014input-output,
  title = {Input-Output Modeling for Urban Energy Consumption in Beijing: Dynamics and Comparison}
  author = {Zhang, Lixiao; Hu, Qiuhong; Zhang, Fan},
  journal = {PLOS ONE},
  url = {https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0089850},
  doi = {10.1371/journal.pone.0089850},
  year = {2014}
}