@article{SongMorton2014_29,
  title={The relationship between urban spatial structure and PM2. 5: Lessons learnt from a modeling project on vehicle emissions in Charlotte, USA},
  pub_year={2014},
  citation={City Plan. Rev 38, 9-14, 2014},
  author={Y Song and S Zhong and Z Zhang and Y Chen and D Rodriguez and B Morton},
  journal={City Plan. Rev},
  volume={38},
  pages={9-14}
}