Linux is a ["Unix"]-like operating system kernel that was developed by Linus_Torvalds and released under the GNU ["GPL"]. The word "Linux" is also used to refer to operating systems based on the Linux kernel; however, the ["GNU"] Project (as well as ["Debian"]) prefers the term ?"GNULinux".
See:
Common wiki for all Linux distros: http://wiki.linuxquestions.org/
{Wikipedia:Linux}
?UsefulLinux
http://www.pclab.uni-bk.ac.yu/linux/ewtoc.html Using Linux
http://dsl.org/cookbook/cookbook_toc.html The Linux Cookbook: Tips and Techniques for Everyday Use
[http://componentizedlinux.org Componentized Linux].