Hartwig R., Darolti C., Herczeg M. (2003).
Lightweight Usability Engineering Scaling Usability-Evaluation to a Minimum? In Jacko, J A & Stephanidis, C (Eds.) HCI Human Computer Interaction - Theory and Practice (Part I). London: Lawrence Erlbaum Associates Publishers. 474-478.
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Hartwig R., Schön I., Herczeg M. (2003).
Usability Engineering in Computer Aided Learning Contexts - Results from usability tests and questionnaires? In Jacko, J A & Stephanidis, C (Eds.) Human Computer Interaction - Theory and Practice (Part I). Lawrence Erlbaum Assc. Publishers. 946-950.
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