In the rich text editor:
@Dicti-tm
In a comment:
[Dicti-tm](https://chowlings.com/user/Dicti-tm)
For Names and Avatars:
In the rich text editor:
%Dicti-tm
In a comment:
[![Dicti-tm's Avatar](https://chowlings.com/images/avatars/default.jpg)](https://chowlings.com/user/Dicti-tm) [Dicti-tm](https://chowlings.com/user/Dicti-tm)