@book{ BA83407563,
  author    = "Ovsienko, I︠U︡. G. (I︠U︡lii︠a︡ Georgievna)",
  title     = "Русский язык",
  publisher = ""Русский язык". Курсы",
  year      = "2006",
  edition   = "2-е изд",
  URL       = "https://ci.nii.ac.jp/ncid/BA83407563"
}