The Ellogon Web Annotation Tool: Annotating Moral Values and Arguments. - Alexandros Fotios Ntogramatzis; Anna Gradou; Georgios Petasis; Marko Kokol (LREC, 2022)

The VAST Collaborative Multimodal Annotation Platform: Annotating Values. - Georgios Petasis; Martin Ruskov; Anna Gradou; Marko Kokol (WorldCIST (4), 2023)