Wiśniewski, M., et al. “Influence of Laser Irradiation on the Thin Collagen Films. Part I. Mechanism of ‘micro-Foam’ Structure Formation and Collagen Surface Ablation”. Polimery, vol. 52, no. 4, Aug. 2022, pp. 259-67, https://polimery.ichp.vot.pl/index.php/p/article/view/1415.