1. E. I. Bagrii, Adamantany: poluchenie, svoistva, primenenie [Adamantanes: Synthesis, Properties, Applications], Nauka, Moscow, 1989, 264 pp. (in Russian).
2. W. Danielczyk, J. Neural. Transm., 1995, Suppl. 46, 399.
3. K. Dashtipour, J. S. Chung, A. D. Wu, M. F. Lew, in Handbook of Parkinson´s Disease, 5th ed., Eds R. Pahwa, K. E. Lyons, CRC Press, Boca Raton, 2013, p. 373.
4. Pat. WO 9843625; http://worldwide.espacenet.com.
5. P. Leophonte, Bull. Acad. Nat. Med., 2005, 189, 341.