Sykutera, D., Szewczykowski, P., Roch, M., Wajer, Ł., Grabowski, M. and Bieliński, M. 2021. Effect of nitrogen content on physical properties of glass fiber reinforced polyamide 6 prepared by microcellular injection molding. Polimery. 63, 11-12 (Jan. 2021), 743-749. DOI:https://doi.org/10.14314/polimery.2018.11.1.