@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; Obernosterer, Richard; Müller, Daniel B.; Kytzia, Susanne; Baccini, Peter; Brunner, Paul H.},
  journal = {Local Environment},
  url = {https://www.researchgate.net/publication/249001782_Material_Flow_Analysis_A_tool_to_support_environmental_policy_decision_making._Case-studies_on_the_city_of_Vienna_and_the_Swiss_lowlands},
  year = {2000}
}