1. Aruspix. http://www.aruspix.net.
2. The Computerized Mensural Music Editing Project (CMME). http://www.cmme.org.
3. Gephi: The Open Graph Viz Platform. http://www.gephi.org.
4. GLAMMap. http://axiom.vu.nl/GLAMMap.html.
5. High-Level Group on Scientific Data 2010. Riding the wave - How Europe can gain from the rising tide of scientific data. European Union. http://cordis.europa.eu/fp7/ict/e-infrastructure/docs/hlg-sdi-report.pdf.