Król, P., and B. Król. 2022. “Polyurethane Ionomers. Part I. Preparation, Structure, Properties and Application of Anionic Polyurethane or Polyurethane-Acrylic Dispersions”. Polimery 49 (7-8):530-40. https://polimery.ichp.vot.pl/index.php/p/article/view/1781.