Matykiewicz, Danuta, and Olga Mysiukiewicz. “Epoxy Composites Reinforced With Natural Fillers Such As Flax Fiber and Linseed Cakes”. Polimery, vol. 65, no. 11-12, Dec. 2020, pp. 828-32, doi:10.14314/polimery.2020.11.11.