Barry Levine(2013年8月26日).“Linux' 22th Birthday Is Commemorated - Subtly - by Creator”(英語). CMSWiRE.2015年10月4日閲覧。“Originally developed for Intel x86-based PCs, Torvalds’ “hobby” has now been released for more hardware platforms than any other OS in history. It is dominant on servers, and more than 90 percent of the 500 fastest supercomputers are Linux-based.”
“GNU Hurd/ hurd/ status”.フリーソフトウェア財団.2015年10月4日閲覧。“It may not be ready for production use, as there are still some bugs and missing features. However, it should be a good base for further development and non-critical application.”
Torvalds, Linus(1992年1月5日).“Release notes for Linux v0.12”. Linux Kernel Archives.2007年7月23日閲覧。“The Linux copyright will change: I've had a couple of requests to make it compatible with the GNU copyleft, removing the “you may not distribute it for money” condition. I agree. I propose that the copyright be changed so that it confirms to GNU ─ pending approval of the persons who have helped write code. I assume this is going to be no problem for anybody: If you have grievances ("I wrote that code assuming the copyright would stay the same") mail me. Otherwise The GNU copyleft takes effect since the first of February. If you do not know the gist of the GNU copyright ─ read it.”
“Linux Mark Institute”.2008年2月24日閲覧。“LMI has restructured its sublicensing program. Our new sublicense agreement is: Free -- approved sublicense holders pay no fees; Perpetual -- sublicense terminates only in breach of the agreement or when your organization ceases to use its mark; Worldwide -- one sublicense covers your use of the mark anywhere in the world”
