@article{kennedy2009greenhouse,
  title = {Greenhouse gas emissions from global cities}
  author = {Kennedy, Christopher and Steinberger, Julia and Gasson, Barrie and Hansen, Yvonne and Hillman, Timothy and Havranek, Miroslav and Pataki, Diane and Phdungsilp, Aumnad and Ramaswami, Anu and Mendez, Gara Villalba},
  journal = {Environmental Science & Technology},
  doi = {10.1021/es900213p},
  year = {2009}
}