Kurochkin, E. N., Dyke, G. J., Saveliev, S. V., Pervushov, E. M., & Popov, E. V. (2007). A fossil brain from the Cretaceous of European Russia and avian sensory evolution. The Royal Society.

Kurochkin, Evgeny N., Gareth J. Dyke, Sergei V. Saveliev, Evgeny M. Pervushov, ja Evgeny V. Popov. A Fossil Brain From the Cretaceous of European Russia and Avian Sensory Evolution. The Royal Society, 2007.

Kurochkin, Evgeny N., et al. A Fossil Brain From the Cretaceous of European Russia and Avian Sensory Evolution. The Royal Society, 2007.