IMO compendium : a collection of problems suggested for the International mathematical olympiads,1959-2004
Djukic, Dusan
IMO compendium : a collection of problems suggested for the International mathematical olympiads,1959-2004 - New York Springer 2000
510 IMO
IMO compendium : a collection of problems suggested for the International mathematical olympiads,1959-2004 - New York Springer 2000
510 IMO