1. Galaxy: an Open Platform for Accessible, Reproducible, and Transparent Biomedical Research. http://galaxyproject.org (accessed 10.07.12).
2. T. Delaitre, P-GRADE Portal and GEMLCA portlets. http://portal.p-grade.hu (accessed December 2012).
3. HUBzero: Platform for Scientific Collaboration. http://hubzero.org (accessed December 2012).
4. AGAVE. http://sourceforge.net/projects/agaveapi (accessed December 2012).
5. Amazon Elastic Compute Cloud (EC2). http://aws.amazon.com/ec2 (accessed August 2012).