Kiełbasa M, Żyłka W. Comparative study of eco-filament from PET bottles with commonly used filaments in 3D printing. Sci, Tech. Innov. [Internet]. 2025 Jun. 23 [cited 2025 Sep. 15];20(1):29-41. Available from: https://www.journals.anstar.edu.pl/index.php/sti/article/view/635