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voice services » voip services, core services, file services
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1
Published 2007
Springer Berlin Heidelberg
Table of Contents: “... for Online Participation: How Successful Web Services Structure Persuasion -- Persuasive Agents on the Screen...”
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2
Published 2010
Springer Berlin Heidelberg
Table of Contents: “... -- Geogebra for Solving Problems of Physics -- Simulation – Concepts and Applications -- Measuring...”