@book{ BA81242575,
  author    = "三隅, 一人",
  title     = "A formal theory of roles",
  publisher = "Hana-Syoin",
  year      = "2007",
  series    = "比較社会文化叢書",
  number    = "v. 4",
  URL       = "https://ci.nii.ac.jp/ncid/BA81242575"
}