P.  Galgali, Agashe, M., and Varma, A., ?Sugar-linked biodegradable polymers: regio-specific ester bonds of glucose hydroxyls in their reaction with maleic anhydride functionalized polystyrene and elucidation of the polymer structures formed?, Carbohydrate Polymers, vol. 67, no. 4, pp. 576-585, 2007.