@article{alberti2017towards,
  title = {Towards life cycle sustainability assessment of cities. A review of background knowledge}
  author = {Albertí, Jaume; Balaguera, Alejandra; Brodhag, Christian; Fullana-i-Palmer, Pere},
  journal = {Science of The Total Environment},
  url = {http://www.sciencedirect.com/science/article/pii/S0048969717318843},
  doi = {10.1016/j.scitotenv.2017.07.179},
  year = {2017}
}