@proceedings{aristide2015overcoming,
  title = {Overcoming the "black box" approach of urban metabolism}
  author = {Aristide Athanassiadis, Robert H Crawford, Philippe Bouillard},
  url = {https://www.researchgate.net/publication/297712612_Overcoming_the_black_box_approach_of_urban_metabolism},
  year = {2015}
}