@techreport{bruxelles2013circular,
  title = {CIRCULAR ECONOMY IN THE SECTOR OF THE CONSTRUCTION IN BRUSSELS: INVENTORY, CHALLENGES AND FUTURE MODEL}
  author = {Bruxelles environnement},
  url = {http://document.environnement.brussels/opac_css/elecfile/RAP_2017_Economie_Circulaire_Construction.pdf},
  year = {2013}
}