Shmigelskiy I. Polnye resheniya i obyasneniya vsekh geometricheskikh zadach k sborniku N. Rybkina./Schmigelsky I. Complete solutions and explanations of all geometric problems to N. Rybkins collection. In Russian - landofmagazines.com

TransliterationShmigelskiy I. Polnye resheniya i obyasneniya vsekh geometricheskikh zadach k sborniku N. Rybkina.

In EnglishSchmigelsky I. Complete solutions and explanations of all geometric problems to N. Rybkins collection. In Russian

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