1. A. B. Yaroslavtsev, Usp. Khim. 63, 449 (1994).
2. P. J. Harris, Carbon Nanotubes and Related Structures: New Materials for the Twenty-First Century (Cambridge University Press, Cambridge, 2002; Tekhnosfera, Moscow, 2003).
3. P. N. D’yachkov, Carbon Nanotubes: Structure, Properties, and Applications (BINOM: Laboratoriya Znaniĭ, Moscow, 2006) [in Russian].
4. A. Hassanien, M. Tokumoto, P. Umek, D. Vrbanić, M. Mozetić, D. Mihailović, P. Venturinić, and S. Pejovnik, Nanotechnology 16(2), 278 (2005).
5. N. G. Lebedev, I. V. Zaporotskova, and L. A. Chernozatonskii, Int. J. Quantum Chem. 100, 548 (2004).