Sawicka, A., E. Oledzka, M. Sobczak, and W. Kołodziejski. “Synthesis of Biodegradable Polyesters Using Natural Catalysts and Initiators”. Polimery 62, no. 9 (January 15, 2021): 633-641. Accessed April 24, 2024. http://polimery.ichp.vot.pl/index.php/p/article/view/327.