Roumie , A. ., K. Husam Al-dien, and I. . Saed. “Effect of the Granular Size on the Zeolite Content in the Natural Zeolite Ores”. Tishreen University Journal -Basic Sciences Series, vol. 39, no. 3, Feb. 2019, https://journal.tishreen.edu.sy/index.php/bassnc/article/view/3737.