User contributions
- 17:19, 4 March 2008 (diff | hist) . . (+10) . . Factorial design
- 17:17, 4 March 2008 (diff | hist) . . (-12) . . Factorial design
- 17:16, 4 March 2008 (diff | hist) . . (+2) . . Factorial design
- 17:16, 4 March 2008 (diff | hist) . . (+2,172) . . N Factorial design
- 00:52, 24 February 2008 (diff | hist) . . (+10) . . Historical research
- 00:51, 24 February 2008 (diff | hist) . . (+14) . . Historical research
- 00:48, 24 February 2008 (diff | hist) . . (+3,952) . . N Historical research