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Nahl, D.: Social-biological information technology : an integrated conceptual framework (2007) 9.13

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Author: Nahl, D.

Nahl, D.: User-centered revolution: 1995-2008 (2009) 9.13

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Author: Nahl, D.

Nahl, D.: User-centered revolution: 1970-1995 (2009) 9.13

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Author: Nahl, D.