Synthesis of new composite materials for processing of methane into important petrochemical products - Kaumenova, Gulnar; Zhumabek, Manapkhan; Abilmagzhanov, Arlan; Aubakirov, Yermek; Komashko, Larissa; Tungatarova, Svetlana; Baizhumanova, Tolkyn (Chemical Bulletin of Kazakh National University, 2019)