In the rich text editor:
@Heuzè
In a comment:
[Heuzè](https://chowlings.com/user/Heuzè)
For Names and Avatars:
In the rich text editor:
%Heuzè
In a comment:
[](https://chowlings.com/user/Heuzè) [Heuzè](https://chowlings.com/user/Heuzè)