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Per Helmersen | lit.salon
Per Helmersen
No biography is available for this author yet.
Books by Per Helmersen
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Human-Computer Interaction: Interact '95 (IFIP International Federation for Information Processing)
2007
Svein Arnesen, David Gilmore, Per Helmersen, Knut Nordby
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Family interaction and communication in psychopathology: an evaluation of recent perspectives
1983
Per Helmersen
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Human-Computer Interaction Interact '95
1996
Knut Nordby, Per Helmersen, David Gilmore, Svein Arnesen
