Herald of the Russian Academy of Sciences. Pleiades Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHerald of the Russian Academy of Sciences. Pleiades Publishing.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHerald of the Russian Academy of Sciences. Pleiades Publishing.
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