“Nematic Mesogen With 1,3,4-Oxadiazole Unit As Stationary Phase in Gas-Liquid Chromatography”. Al-Nahrain Journal of Science 24, no. 3 (September 30, 2021): 30–37. Accessed November 22, 2024. https://anjs.edu.iq/index.php/anjs/article/view/2422.