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2. Gosudarstvennaya geologicheskaya karta Rossiyskoy Federatsii, masshtab 1:1000000 (tretye pokolenie);Akhmedov,2011
3. A paleosol on a Pre-Cambrian ferruginous quartzite weathering crust (Stary Oskol, Belgorod Region, Russia);Alekseeva;Paleontol. J.,2021
4. On the find of a primitive hadrosauroid dinosaur (Ornithischia, Hadrosauroidea) in the Cretaceous of the Belgorod Region;Arkhangelsky;Paleontol. J.,2003
5. On the age of ancient pinaceous ovulate cones;Bazhenova,2022