TransliterationNazarev S.V., Nikitin I.I., Ignatenkov I.R., Bezyzvestnov I.V. Sbornik zadach po geometrii. In Russian
In EnglishNazariev C.in., Nikitin and.and., Ignatenkov and.P., Bezyzvestnov and.in. Collection problems the geometry. In Russian, n/a
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