Kamil Rashid, Azhar, Rosiya Binti Yahya, and Phang Sook Wai. “Synthesis, Characterization, Effect of Triaryl Ring Substituents Groups on Thermal and Spectral Properties of New Soluble Triphenylamine-Based Aromatic Polyamides”. Asian Journal of Chemistry 26, no. 1 (December 26, 2013): 85–92. Accessed July 4, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_2_21.