@techreport{BartelmusVesper2000,
  type      = {Working Paper},
  author    = {Bartelmus, Peter and Vesper, Andr{\´e}},
  title     = {Green accounting and material flow analysis : alternatives or complements?},
  series    = {Wuppertal Papers},
  volume    = {106},
  institution = {Wuppertal Institut f{\"u}r Klima, Umwelt, Energie},
  address   = {Wuppertal},
  url       = {https://nbn-resolving.org/urn:nbn:de:bsz:wup4-opus-11010},
  pages     = {31},
  year      = {2000},
  language  = {en}
}