@article{506068,
      author = {Manzini, Ezio and Vezzoli, Carlo},
      url = {http://digitallibrary.un.org/record/506068},
      title = {Product-service systems and sustainability : opportunities  for solutions},
      publisher = {UNEP, Division of Technology Industry and Economics,  Production and Consumption Branch,},
      recid = {506068},
      pages = {31 p. :},
      address = {Paris :. 2003},
      year = {2003},
}