Ugrinovic, Vukasin, Andjela Radisavljevic, Maja Markovic, Vesna Panic, and Djordje Veljovic. 2025. “Semi-Interpenetrating Network Hydrogels Based on poly(methacrylic Acid) and Natural Polymers Gelatin, Chitosan, and Alginate, for Potential Biomedical Applications”. Macedonian Journal of Chemistry and Chemical Engineering 44 (1). https://doi.org/10.20450/mjcce.2025.2999.