@article {17184,
	title = {Preparation of biodegradable hybrid materials by sol-gel process},
	journal = {15th International Sol-Gel Conference},
	year = {2009},
	month = {2012-01-06},
	author = {Silva, M. M. and Amorim, S. and Sousa, H. and Botelho, G. and Fonseca, A. M. and Neves, I. C. and Machado, A. V.}
}
