@article {15542,
	title = {Straightforward determination of the degree of N-acetylation of chitosan by means of first-derivative UV spectrophotometry},
	journal = {Macromolecular Chemistry and Physics},
	volume = {209},
	year = {2008},
	month = {2008-11-05},
	pages = {1463-1472},
	author = {da Silva, R. M. P. and Mano, J. F. and Reis, R. L.}
}
