@mastersthesis{wisse2016assessment,
  title = {Assessment of indicators for Circular Economy, The case for the Metropole Region Amsterdam}
  author = {Wisse, Erik},
  url = {dspace.library.uu.nl/bitstream/handle/1874/337187/Thesis Erik Wisse - Assessment of indicators for Circular Economy in the MRA.pdf?sequence=1},
  year = {2016}
}