Yemelyanova, V., B. Dosumova, U. Dzhatkanbaeva, E. Shakiyev, H. Kurokava, Zh. Kairbekov, D. Muhitova, T. Shakiyeva, and Zh. Myltykbaeva. 2013. “The Microspheric Catalysts of Sodium Sulphite Low-Temperature Oxidation by Oxygen in Water Solutions”. Chemical Bulletin of Kazakh National University 71 (3), 27-35. https://doi.org/https://doi.org/10.15328/chemb_2013_327-35.