@book{ BA30744951,
  author    = "阿藤, 誠 and 兼清, 弘之 ",
  title     = "人口変動と家族",
  publisher = "大明堂",
  year      = "1997",
  series    = "シリーズ・人口学研究",
  number    = "7",
  URL       = "https://ci.nii.ac.jp/ncid/BA30744951"
}