Kairbekov Zhaksyntay Kairbekovich, Anatoly Malоletnev, Jeldybaeva Indira Mukhametkerimovna и Abilmazhinova Didar Zamanbekovna (2019) «DATA ON ANTIOXIDANT ACTIVITY OF HUMIC SUBSTANCES OF LOW-MINERALIZED SLUDGE SULPHIDE MUD (PELOIDS) AND THEIR CLASSIFICATION », Academic Scientific Journal of Chemistry, (3), сс. 32–37. доступно на: http://89.250.84.46/chemistry-technology/article/view/1298 (просмотрено: 5 декабрь 2025).