@book{SpillFuhrmann2000,
  author    = {Spill, Paola and Fuhrmann, Wilfried},
  title     = {Alterssicherung, Umlagesystem und Kinder},
  series = {International economics working paper},
  volume    = {0001},
  journal   = {International economics working paper},
  publisher = {Univ.},
  address   = {Potsdam},
  issn      = {1433-920X},
  pages     = {22 Bl.},
  year      = {2000},
  language  = {de}
}