Trinh, Hoa Lang, Van Tao Chau, Hoang Lam Le, and Quoc Dung Tran. “Positron Annihilation in Mordenite Zeolite”. Nuclear Science and Technology 6, no. 1 (March 30, 2016): 50-55. Accessed August 30, 2025. http://45.120.228.68/index.php/nst/article/view/146.