@article {25360,
	title = {Homogeneous and Hetrogeneous Grafting of Chitosan with 4-Vinyl pyridine},
	journal = {J. Appl. Polym. Sci.},
	volume = {99},
	year = {2006},
	pages = {3308-3317},
	author = {S.S. Elkholy and K.D. Khalil and Elsabee, M}
}
