References

Additional sources and materials

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Kalaydovich K.F., 1823. Pis’ma k Alekseyu Fedorovichu Malinovskomu ob arkheologicheskikh issledovaniyakh v Ryazanskoy gubernii, s risunkami naydennykh tam v 1822 godu drevnostey [Letters to Aleksei Fiodorovich Malinovsky about archaeological researches in Ryazan Province with images of the found there in 1822 antiquities]. Moscow. 75 p.
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