“Theoretical Studies on the Structural, Electronic and Optical Properties of the New Π-Conjugated Copolymers Based on Carbazole and Thiophene”. Journal of Scientific Research 4, no. 1 (December 24, 2011): 119. Accessed July 3, 2026. https://www.banglajol.info/index.php/JSR/article/view/7450.