MATLAB & SIMULINK
MATLAB-Hadi Saadat
CTM Control Tutorials for Matlab
MATLAB-SIMULINK Internet Resources
Matt Kawski's personal MATLAB resources
Matlab: A Fast Paced Introduction
Others
NASA Technical Report Server (NTRS)
Space Shuttle Countdown Online
Global Positioning System Primer
Trimble - All About GPS
Academy of Model Aeronautics
Tom's Hardware Guide