User contributions
- 20:17, 18 July 2009 (diff | hist) . . (+187) . . International Mathematical Olympiad (→Awards)
- 18:51, 18 July 2009 (diff | hist) . . (+21) . . AoPS Wiki:Competition ratings (→APMO)
- 18:51, 18 July 2009 (diff | hist) . . (+12) . . AoPS Wiki:Competition ratings (→APMO)