David A. Wheeler (2002年7月29日). “More Than a Gigabuck: Estimating GNU/Linux's Size”. 2008年12月13日閲覧。 “the total of the GNU project's code is much larger than the Linux kernel's size. Thus, by comparing the total contributed effort, it's certainly justifiable to call the entire system GNU/Linux and not just Linux.”
fsf.org
Eben Moglen (2003年6月27日). “FSF Statement on SCO v IBM”. 2008年12月13日閲覧。 “SCO has used "Linux" to mean "all free software", or "all free software constituting a UNIX-like operating system." This confusion, which the Free Software Foundation warned against in the past, is here shown to have the misleading consequences the Foundation has often predicted”
Richard Stallman (2002年). “Linux, GNU, and freedom”. 2008年12月13日閲覧。 “Calling this variant of the GNU system "Linux" plays into the hands of people who choose their software based only on technical advantage, not caring whether it respects their freedom.”
Linus Torvalds (2002年4月28日). “linux-kernel mailing list”. 2008年12月13日閲覧。 “Besides, as the whole notion of 'free software' has very little to do with the kernel, please just link to some open source site.”
“Linux.org” (2008年10月15日). 2008年12月13日閲覧。 “Linux is an operating system that was initially created as a hobby by a young student, Linus Torvalds, at the University of Helsinki in Finland.”
Lisa Stapleton (2004年5月27日). “Stallman: Accusatory Report Deliberately Confuses”. 2008年12月13日閲覧。 “In particular, Stallman criticized the [Ken Brown/AdTI] report for capitalizing on common confusion between the Linux kernel, which Stallman says "Linus really wrote", with the full GNU operating system and associated software, which can be and generally is used with the Linux kernel.”