Szeluga, U., L. Kurzeja, and H. Galina. “Modification of Epoxy-Novolak Compositions With Reactive Rubbers and Coal As a Filler”. Polimery 51, no. 11-12 (August 30, 2022): 809-816. Accessed April 25, 2024. http://polimery.ichp.vot.pl/index.php/p/article/view/1583.