Ito, J. (2003, 4月28日). Daiichiの鼈. Joi Ito's Web - 日本語 [Blog post]. https://joi.ito.com/jp/archives/2003/04/28/002682.html

Ito, Joichi. “Daiichiの鼈.” Joi Ito's Web - 日本語, 28 2003年4月 https://joi.ito.com/jp/archives/2003/04/28/002682.html. Accessed 17 Sep 2025

Ito, Joichi. “Daiichiの鼈.” Joi Ito's Web - 日本語 (Blog), 2003年4月28日, https://joi.ito.com/jp/archives/2003/04/28/002682.html

Ito, J. (2003). Daiichiの鼈. Joi Ito's Web - 日本語. https://joi.ito.com/jp/archives/2003/04/28/002682.html

Ito J. Daiichiの鼈. Joi Ito's Web - 日本語 [Internet]. 2003 4月28日; Available from: https://joi.ito.com/jp/archives/2003/04/28/002682.html

@online{Ito2003Daiichiの鼈,
  author  = {Ito, Joichi},
  title   = {{Daiichiの鼈}},
  journal = {Joi Ito's Web - 日本語},
  type    = {Blog},
  url     = {https://joi.ito.com/jp/archives/2003/04/28/002682.html},
  urldate = {2025-09-17},
  date    = {2003-04-28},
  year    = {2003},
  month   = {4},
  day     = {28}
}