Пaновa Е.Н., Буленовa К.Ж., П.А. Блынский, and И.С. Кенжина. 2018. “Investigation of Ion Exchange Properties of Natural Clinoptilolite As a Sorbent of Cs-137”. Recent Contributions to Physics 2016 (3): 58-64. https://bph.kaznu.kz/index.php/zhuzhu/article/view/475.