V. Ugrinovic, A. Radisavljevic, M. Markovic, V. Panic, and D. Veljovic, “Semi-interpenetrating network hydrogels based on poly(methacrylic acid) and natural polymers gelatin, chitosan, and alginate, for potential biomedical applications”, Maced. J. Chem. Chem. Eng., vol. 44, no. 1, May 2025.