Каптагай , Г. А., А. Айдарбекова, and Г. Достан. “Energetical Characteristics of Nitrogen-Dopedcobalt Oxide for Hydrogen Production”. BULLETIN OF THE L.N. GUMILYOV EURASIAN NATIONAL UNIVERSITY. PHYSICS. ASTRONOMY SERIES 137, no. 4 (July 1, 2022): 43–52. Accessed May 7, 2024. https://bulphysast.enu.kz/index.php/physast/article/view/104.