1. 1) Kabe, T., Ishihara, A., Qian, W., "Hydrodesulfurization and Hydrodenitrogenation," Kodansha/Wiley-VCH, Tokyo/New York (1999).
2. 2) Qian, E. W., Dumeignil, F., Amano, H., Ishihara, A., Prep. ACS, Div. Petrol. Chem., 50, (4), 451 (2005).
3. 3) Song, C., Ma, X., Appl. Catal. B, 41, (1-2), 207 (2003).
4. 4) Babich, I. V., Moulijn, J. A., Fuel, 82, 607 (2003).
5. 5) Berthou, F., Vignier, V., Int. J. Environ. Chem., 27, 81 (1986).