International Mathematical Olympiad (High School Mathematics Competition) 2000
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2000
International Mathematical Olympiad (High School Mathematics Competition)
13. Juli Wz: Keine Zähnung: 13 x 13¼
![[International Mathematical Olympiad (High School Mathematics Competition), Typ BRT]](https://www.stampworld.com/media/catalogue/South-Korea/Postage-stamps/BRT-s.jpg)
