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