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  • × author_ss:"Allen, B.L."
  1. Allen, B.L.: Information tasks : toward a user-centred approach to information systems (1996) 1.00
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  2. Allen, B.L.: Visualization and cognitve abilities (1998) 1.00
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  3. Allen, B.L.: Designing information systems for user abilities and tasks : an experimental study (1998) 1.00
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