Web Source

http://java.sun.com/j2se/1.3/docs/api/index.html
http://www.ecst.csuchico.edu/~amk/classes/csciOOP/Buffer.html
http://www.ecst.csuchico.edu/~amk/classes/csciOOP/OLDui.drawing/noFlashing.html

Book Source

Java in a nutshell 2nd edition