1. Welch, P.: Strategies for Teaching Universal Design, Adaptive Environments Center (1995), also
http://www.adaptiveenvironments.org/universal/strategies.php
2. European Commission Web Sites That Work (2006) (retrieved January 25, 2006),
http://www.idcnet.info/wai_video
3. http://www.idcnet.info/html/IDCnet_D3.2.1.html
4. Werner, A.-K., Blome, P., Wu, J., Hülskamp, D.: E-Learning on Accessibility (2005),
http://hci.mmc-kiel.com/accessibility/index.htm
5. Web content accessibility guidelines 1.0 (1999),
http://www.w3.org/TR/WCAG10/