Bernik V.,  Zhuk I.,  Melnikov O. Sbornik olimpiadnykh zadach po matematike./Bernik V.,  Zhuk I.,  Melnikov O. A compilation of Olympic mathematics tasks. In Russian - landofmagazines.com

TransliterationBernik V., Zhuk I., Melnikov O. Sbornik olimpiadnykh zadach po matematike.

In EnglishBernik V., Zhuk I., Melnikov O. A compilation of Olympic mathematics tasks. In Russian

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