Malinowski, R., et al. “Analysis of Swelling Degree and Gel Fraction of Polylactide Poly(butylene Adipate-Co-Terephthalate) Blends Crosslinked by Radiation”. Polimery, vol. 63, no. 1, Jan. 2021, pp. 25-30, doi:10.14314/polimery.2018.1.4.