1. Science of Fullerenes and Carbon Nanotubes;Dresselhaus,1996
2. The Science and Technology of Carbon Nanotubes;Tanaka,1999
3. M. Jacob, A. Landa-Canovas, S. Gordeev, T. Ekström, J. Zheng, Manuscript
4. P. Alberius-Henning, T. Ekström, M. Jacob, U. Palmqvist, J. Zheng, Swedish Patent Application no. 9903079-3