1. http://en.wikipedia.org
2. http://www.asycuda.org
3. Edwards, J., Devoe, D.: 3-Tier Client/Server at Work. John Wiley & Sons, Inc., Chichester (1997)
4. Tanenbaum, A., Steen, M.V.: Distributed Systems, 2nd edn., Prentice-Hall, Englewood Cliffs (2007)
5. http://en.wikipedia.7val.com/wiki/multitier_architecture