Formela, K., M Cysewska, J. Haponiuk, and A. Stasiek. 2013. “The Influence of Feed Rate and Shear Forces on the Devulcanization Process of Ground Tire Rubber (GTR) Conducted in a Co-Rotating Twin Screw Extruder”. Polimery 58 (11-12):906-12. https://ichp.vot.pl/index.php/p/article/view/798.