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Liu, L.; Ma, J.; Xia, J.; Li, L.; Li, C.; Zhang, X.; Gong, J.; Tong, Z., Confining task-specific ionic liquid in silica-gel matrix by sol-gel technique: A highly efficient catalyst for oxidation of alcohol with molecular oxygen. Catal Commun 2011, 12 (5), 323-326.
Shi, F.; Zhang, Q. H.; Li, D. M.; Deng, Y. Q., Silica-gel-confined ionic liquids: A new attempt for the development of supported nanoliquid catalysis. Chem-eur J 2005, 11 (18), 5279-5288.
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