Kaumenova, G., M. Zhumabek, A. Abilmagzhanov, Y. Aubakirov, L. Komashko, S. Tungatarova, and T. Baizhumanova. “Synthesis of New Composite Materials for Processing of Methane into Important Petrochemical Products”. Chemical Bulletin of Kazakh National University, no. 2, June 2019, pp. 18-23, doi:https://doi.org/10.15328/cb1036.