M.  Shirai, Rode, C. V., Mine, E., Sasaki, A., Sato, O., and Hiyoshi, N., ?Ring hydrogenation of naphthalene and 1-naphthol over supported metal catalysts in supercritical carbon dioxide solvent?, Catalysis Today, vol. 115, no. 1-4, pp. 248-253, 2006.

S.  Selvakumar, Gupta, N. M., and Singh, A. P., ?Nature of the acid sites in the metal triflates immobilized in SBA-15 and their role in the friedel-crafts acylation of naphthalene?, Applied Catalysis A-General, vol. 372, no. 2, pp. 130-137, 2010.