Kann man Website-Usability schnell valide mit Screenshots erfassen? - Meinald T. Thielsch; Ronja Engel; Gerrit Hirschfeld (MuC, 2014)

Expected usability is not a valid indicator of experienced usability. - Meinald T. Thielsch; Ronja Engel; Gerrit Hirschfeld (PeerJ Comput. Sci., 2015)