- https://pubs.opengroup.org/onlinepubs/009695399/utilities/xcu_chap02.html
- https://www.cs.purdue.edu/homes/grr/SystedataProgrammingBook/Book/Chapter5-WritingYourOwnShell.pdf
- https://mywiki.wooledge.org/BashParser
- https://www.gnu.org/software/bash/manual/bash.pdf
- http://manpagesfr.free.fr/man/man1/bash.1.html
Pour les redirections : https://putaindecode.io/articles/maitriser-les-redirections-shell/