Durrani, S. K., A. H. Qureshi, M. A. Hussain, N. Ahmed, N. K. Qazi, and M. Ahmad. “HYDROTHERMALLY GROWN ZEOLITE CRYSTALS”. The Nucleus 46, no. 1-2 (June 30, 2020): 27–35. Accessed April 28, 2024. http://thenucleuspak.org.pk/index.php/Nucleus/article/view/973.