Mencel, K., K. Kelar, and B. Jurkowski. “Influence of Shear Stress on the Structures and Properties of Polyamide 6/Montmorillonite Nanocomposites”. Polimery, vol. 54, no. 5, Aug. 2022, pp. 361-9, http://ichp.vot.pl/index.php/p/article/view/1210.