Kloziński, Arkadiusz, et al. “The New Functional Filler TiO2-SiO2 Polyhedral Oligomeric Hybrid Silsesquioxane As a Potential Modifier of Polyethylene”. Polimery, vol. 66, no. 11-12, Dec. 2021, pp. 602-10, doi:10.14314/polimery.2021.11.5.