Dubinina, A., T. Letuta, T. Frolova, H. Savinova, G. Bolshakova, and V. Novikova. “Research of Toxicity of Chitosan-Based Film-Forming Compositions”. Technology Audit and Production Reserves, vol. 6, no. 3(38), Nov. 2017, pp. 39-46, doi:10.15587/2312-8372.2017.119420.