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Zapiski Matematicheskago otdi︠e︡lenīi︠a︡ Novorossīĭskago obshchestva estestvoispytateleĭ

出版	Tip. Ulʹrikha i Shulʹt︠s︡a, 1885
URL	http://books.google.com.hk/books?id=yq0_AQAAIAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN