الدين عبدالله سليمان الطائي صفاء. “Design and Construction of Thermal Diffusion Column Heated by the Flow of Recycled Water and Used to Calculate Thermal Diffusion Factor for Ethanol – Distilled Water Mixture”. College of Basic Education Research Journal 1, no. 4 (December 1, 2005): 206–216. Accessed October 26, 2025. https://stats.uomosul.edu.iq/index.php/berj/article/view/38413.