@inproceedings{inproceedingsbb0733b5, title = {Structure and chemical reactivity of celulose and chitin: preparation and properties of polyelectrolyte derivatives}, author = {Campana Filho, Sergio Paulo and Caraschi, J C and Signini, R}, year = {1996}, publisher = {Instituto de Quimica de Sao Carlos-Usp}, booktitle = {Workshop da Pos-Graduacao} }