Bogoeva-Gaceva, G., Mangovska, B. and Petrov, G. (1989) “Synthesis of Grafted Copolymer of Wool Keratin by Polymethacrylic Acid and the Properties of Modified Bactericide Fibres”, Tekstil, 38(3), pp. 125–130. Available at: https://tekstil.hist.hr/index.php/tekstil/article/view/328 (Accessed: 19 April 2026).