From this page the complete dissertation can be downloaded by following the link: 

Strijker, A. (2004). Reuse of Learning Objects in Context: Human and Technical Aspects. PhD dissertation, Faculty of Behavioural Sciences, University of Twente, Enschede, Netherlands. ISBN 90-365-2090-9 (7.3 Mb).  

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Allard Strijker

a.strijker/at/alumnus.utwente.nl
http://professional.allardstrijker.nl/