When and How Should Keyboarding be Taught in Elementary School?
When and How Should Keyboarding be Taught in Elementary School? (.pdf) – A 2002 master degree paper written by Shannon Smith. Full of recent research.
NOTE: I have updated the link. The original version disappeared from the Web so I have uploaded it to an open Google Doc file. You just need to click on the print button to turn it into a .pdf file that can be downloaded. Please contact me if you have problems with this.