Paciorek-Sadowska, J., B. Czupryński, J. Liszkowska, and W. Jaskółowski. 2020. “New Polyol for the Production of Rigid Polyurethane-Polyisocyanurate Foams. Part II. Preparation of Rigid Polyurethane-Polyisocyanurate Foams With Use of New Boroorganic Polyol”. Polimery 55 (2):99-105. https://polimery.ichp.vot.pl/index.php/p/article/view/991.