Not "Articles" per se, but great resources.
Here is a link to the MustangForums.com Official Mustang Suspension Guide ... something I always seem to be going back to as a resource:
http://mustangforums.com/forum/suspe...ion-guide.html
And the HDRMedia Mustang Suspension Basics webpages:
http://www.hdrmedia.com/Mustang/t_suspension.htm
The HDRMedia Coli Spring Tech with the spring rates for most common spring selections:
http://www.hdrmedia.com/Mustang/springs_calcs.htm