@article{hendriks2000material,
  title = {Material flow analysis: A tool to support environmental policy decision making. Case-studies on the city of Vienna and the Swiss lowlands}
  author = {Hendriks, Carolyn and Obernosterer, Richard and Müller, Daniel and Kytzia, Susanne and Baccini, Peter and Brunner, Paul H},
  journal = {Local Environment},
  doi = {10.1080/13549830050134257},
  year = {2000}
}