Baley, Jawad, et al. “Characteristics of Lignin-Based Star Copolymer and Its Application in Soybean Adhesives”. Journal of Green Energy and Environmental Engineering, vol. 1, no. 1, May 2023, pp. 1:49-61, http://www.wpias.edu.pl/ojs/index.php/JGEEE/article/view/91.