Kumar, R. “Comparative Study of Surface Free Energy and Surface Resistivity of Polypropylene and Polystyrene Thin Films After DC Plasma Treatment”. Polimery 52, no. 5 (August 26, 2022): 336–339. Accessed December 9, 2024. https://polimery.ichp.vot.pl/index.php/p/article/view/1423.