1. Europeana platform.
http://www.europeana.eu/
2. Cultural heritage. Digitisation, online accessibility and digital preservation. Report on the Implementation of Commission Recommendation 2011/711/EU. Progress report 2011–2013. Working document, September 2014.
ec.europa.eu/information_society/newsroom/cf/dae/document.cfm?action=display&doc_id=7065
3. Stroeker, N., Vogels, R.: Panteia (NL) on behalf of the ENUMERATE Thematic Network. Survey Report on Digitisation. In: European Cultural Heritage Institutions 2014 (January 2014).
http://www.enumerate.eu/fileadmin/ENUMERATE/documents/ENUMERATE-Digitisation-Survey-2014.pdf
4. TAG CLOUD project, CN. 600924, 7th Framework Programme, ICT for access to cultural resources, February 2013.
http://www.tagcloudproject.eu/
5. Abras, C., Maloney-Krichmar, D., Preece, J.: User-centered design. In: Bainbridge, W. (ed.) Encyclopedia of Human-Computer Interaction. Sage Publications, Thousand Oaks (2004)