Jupiter featured in "Java Power Tools"
The Jupiter Project gets a chapter in an O'Reilly book.
The newly published Java Power Tools by John Smart features a chapter on the Jupiter system for code review, which was developed in CSDL by Takuya Yamashita, Julie Sakuda, and others.
A preview chapter is available online.
Note that the book contains an out of date URL (http://csdl.ics.hawaii.edu/Tools/Jupiter). Jupiter is now available from Google Project Hosting at http://code.google.com/p/jupiter-eclipse-plugin/.
