Sadeghi, Mohammad, et al. “Partially Hydrolyzed Biocopolymer Based on Carboxymethylcellulose Alginate-Graft-AAm and Effect of PH, Salinity onto Swelling Capacity”. Asian Journal of Chemistry, vol. 25, no. 3, Oct. 2012, pp. 1621-4, doi:10.14233/ajchem.2013.13481.