@book{ BD05970542,
  author    = "君塚, 直隆 ",
  title     = "君主制とはなんだろうか",
  publisher = "筑摩書房",
  year      = "2024",
  series    = "ちくまプリマー新書",
  number    = "450",
  URL       = "https://ci.nii.ac.jp/ncid/BD05970542"
}