References on Advanced OO
The Art of the Metaobject Protocol , G. Kiczales, J. Rivieres, D. Bobrow, 1991, ISBN 0-262-61074-4, MIT Press.
Refactoring : Improving the Design of Existing Code, M. Fowler, 1999, ISBN : 0-201-48567-2, Addison-Wesley, Object Technology Series.
www.xprogramming.com/books/xp_recommended_reading_prog.htm
www.parc.xerox.com/csl/groups/sda/publications.shtml
AspectJ : http://www.aspectj.org
HyperJ : http://www.alphaworks.ibm.com/tech/hyperj