Kulbek М.К, and Dzhaksigeldinova Э. “STUDY OF WATER-ABSORBING PROPERTIES OF LIGHT POROUS SOLID MATERIALS”. Bulletin of Abai KazNPU. Series of Physical and Mathematical sciences 71, no. 3 (September 30, 2020): 128–132. Accessed December 11, 2025. https://bulletin-phmath.kaznpu.kz/index.php/ped/article/view/64.