Articles that cover Struts:
Struts or JSF? Struts and JSF? Craig Mc Clanahan on his Blog, September 2004
Reuse Tiles and Simplify UI by James Holmes, May/June 2004 Oracle Magazine
Check Your Form with Validator by James Holmes, January/February 2004 Oracle Magazine
Succeeding With Struts: Dynamically Sized Forms by James Turner, March 2004
Succeeding With Struts: Indexed Properties and Beans as Properties by James Turner, July 2003
Succeeding With Struts: Dynaforms by James Turner, May 2003
Struts in Action: Developing Applications with Tiles Chapter 11 of Struts In Action book by Ted Husted et al, April 2003
Jump the Hurdles of Struts Development by Michael Coen and Amarnath Nanduri, April 2003
Struts from Scratch by Kevin Bedell, March 2003
Boost Struts with XSLT and XML by Julien Mercay and Gilbert Bouzeid, February 2002 Java World.
Redirect-After-Post: Say No to Double Submits by Michael Jouravlev, August 2004
Implementing Redirect-after-Post pattern using Struts by Michael Jouravlev, November 2004
Ajax using XMLHttpRequest and Struts by Frank W. Zammetti, April 2005
Sprinkle some Ajax Magic into your Struts Application by PaulBrowne, October 2005 Java.Net
Creating web components with JSP and Struts by Michael Jouravlev, May 2006
Intro by David Hay - Powerpoint presentation giving general introduction to Struts, along with detailed step-by-step graphical explanation of how browser request is processed (pages 6, 8 & 9)