@article{vega-azamar2013an,
  title = {An emergy analysis for urban environmental sustainability assessment, the Island of Montreal, Canada}
  author = {Vega-Azamar, Ricardo Enrique; Glaus, Mathias; Hausler, Robert; Oropeza-García, Norma Angélica; Romero-López, Rabindranarth},
  journal = {Landscape and Urban Planning},
  url = {http://www.sciencedirect.com/science/article/pii/S0169204613001096},
  doi = {10.1016/j.landurbplan.2013.06.001},
  year = {2013}
}