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\bibitem{Horvath_etal2003} {\textquotedblleft}\textit{Optimization of the amount of catalyst and reaction time in single wall nanotube production}{\textquotedblright}. Horvath ZE, Biro LP, Van Tendeloo G, Tondeur C, Bister G, Pierard N, Fonseca A, Nagy JB, Diffusion and defect data : solid state data : part B : solid state phenomena \textbf{94}, 271 (2003)

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