@article{1489124,
      url = {http://digitallibrary.un.org/record/1489124},
      title = {Boletín demográfico. Año 31, no. 61, ene. 1998 =  Demographic bulletin. Year 31, no. 61, Jan. 1998.},
      publisher = {Latin American Demographic Centre,},
      recid = {1489124},
      pages = {345 p. :},
      address = {Santiago :. 1998-01},
      year = {1998},
      month = {Jan},
}