Nasalapure, Anand V., et al. “Physico-Chemical and Biocompatibility of Poly(vinyl alcohol): Polyethylene Glycol κ-Carragreenan Membrane by Freeze-Gelation Method”. Asian Journal of Chemistry, vol. 32, no. 8, July 2020, pp. 1874-80, doi:10.14233/ajchem.2020.22652.