Radusch, H.-J., P. Doshev, and G. Lohse. 2022. “Phase Behavior and Mechanical Properties of Heterophasic Polypropylene-Ethylene Propylene Copolymers Systems”. Polimery 50 (4):279-85. https://polimery.ichp.vot.pl/index.php/p/article/view/1632.