--https://jp.ubuntu.com/blog/canonical-releases-ubuntu-25-04-plucky-puffin-jp
-Plucky Puffin Release Notes - Project Discussion / Release - Ubuntu Community Hub
--https://discourse.ubuntu.com/t/plucky-puffin-release-notes/48687
-Ubuntu 25.04 (Plucky Puffin)
--https://releases.ubuntu.com/plucky/
-PluckyUpgrades - Community Help Wiki
--https://help.ubuntu.com/community/PluckyUpgrades
-Ubuntu 25.04 “Plucky Puffin”のリリース | gihyo.jp
--https://gihyo.jp/admin/clip/01/ubuntu-topics/202504/18
-第858回 Ubuntu 25.04の変更点 | gihyo.jp
--https://gihyo.jp/admin/serial/01/ubuntu-recipe/0858
-Ubuntu
--http://www.nilab.info/wiki/Ubuntu.html