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