@article {10562,
	title = {Optical emission spectroscopy study of the influence of nitrogen on carbon nanotube growth},
	journal = {Carbon},
	year = {2003},
	pages = {1827-1831},
	doi = {10.1016/S0008-6223(03)00155-6},
	author = {E.G. Wang and Z.G. Guo and J. Ma and M.M. Zhou and Y.K. Pu and S. Liu and G.Y. Zhang and D.Y. Zhong}
}
