@article{chavez2011progress,
  title = {Progress toward low carbon cities: approaches for transboundary GHG emissions’ footprinting}
  author = {Chavez, Abel; Ramaswami, Anu},
  journal = {Factor X: Challenges, Implementation Strategies and Examples for a Sustainable Use of Natural Resources},
  url = {https://doi.org/10.4155/cmt.11.38},
  doi = {10.4155/cmt.11.38},
  year = {2011}
}