http://www.argenox.com/library/msp430/
http://www.embeddedrelated.com/blogs-1/nf/Enrico_Garante.php
http://www.ermicro.com/blog/?p=2104
http://learningmsp430.wordpress.com/2014/01/10/line-follower-using-msp430g2-launchpad/
http://www.instructables.com/id/Maze-Solving-Robot/
The complete information of the event can be downloaded from here.