Jantas, R., et al. “Macro-Azo-Initiators Having Cinnamate End Groups: Synthesis, Characterization and Photopolymerization With 2-Hydroxyethyl Methacrylate”. Polimery, vol. 46, no. 11-12, Sept. 2022, pp. 812-6, https://ichp.vot.pl/index.php/p/article/view/2137.