Majka, Tomasz M. “The Influence of Amino Chain Length and Calcium Lignosulfonate Modification on Lignosulfonamides Flammability and Thermal Stability”. Polimery 68, no. 10 (November 13, 2023): 544–554. Accessed April 24, 2025. https://polimery.ichp.vot.pl/index.php/p/article/view/2342.