The official game rules
Règles du jeu (ffsquash.com)

Rules in brief
http://www.englandsquashandracketball.com/play-squash-and-racketball/rules-of-play/squash

Rules in full
http://www.englandsquashandracketball.com/system/files/1567/original/World_Squash_Singles_Rules.pdf

 

French Squash Federation 
Actus (ffsquash.com)

Squash in Europe and the world

French version with lots of French news: Open Squash 2024 – SiteSquash

https://europeansquash.com/

https://www.worldsquash.org/

 

Link to the membership form : https://mycloud.coe.int/s/WZ4jSx7W4JNPECC