Dynkin E.B.,  Uspenskiy V.A. Matematicheskie besedy. Zadachi o mnogotsvetnoy raskraske. Zadachi iz teorii chisel. Sluchaynye bluzhdaniya./E.B. Dynkin, V.A. Uspensky Mathematical Conversations. Tasks about multi-color coloring. Tasks from number theory. Random wandering. In Russian - landofmagazines.com

TransliterationDynkin E.B., Uspenskiy V.A. Matematicheskie besedy. Zadachi o mnogotsvetnoy raskraske. Zadachi iz teorii chisel. Sluchaynye bluzhdaniya.

In EnglishE.B. Dynkin, V.A. Uspensky Mathematical Conversations. Tasks about multi-color coloring. Tasks from number theory. Random wandering. In Russian

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