Zhumabek M., Kaumenova G.N., Manabayeva A., Sarsenova R.O., и Kotov S.O. 2021. «Ni-Al-Mg-Mn COMPOSITE CATALYSTS FOR PARTIAL OXIDATION OF NATURAL GAS». Academic Scientific Journal of Chemistry, вып. 4 (август):19-26. http://89.250.84.46/chemistry-technology/article/view/2397.