I. K. Latif and E. Hassan, “The Effect of Four Lateral Methyl Groups on The Thermotropic Behavior of Azo Liquid Crystal Homologous Series”, IHJPAS, vol. 23, no. 1, pp. 260–271, May 2017, Accessed: Nov. 24, 2024. [Online]. Available: https://jih.uobaghdad.edu.iq/index.php/j/article/view/1005