Pielichowski, K., M. Jancia, E. Hebda, J. Pagacz, J. Pielichowski, B. Marciniec, and A. Franczyk. 2013. “Polyurethanes Modified With Functionalized Silsesquioxane — Synthesis and Properties”. Polimery 58 (10):783-93. https://ichp.vot.pl/index.php/p/article/view/786.