Influence of the content of Mn2+ on the phase composition of the precursor of MnOx-Al2O3 catalyst and the catalytic activity in the oxidation reaction of methane / S. I. Galanov, O. I. Sidorova, E. N. Gryaznova, L. N. Shiyan // Russian journal of physical chemistry A. 2015. Vol. 89, № 6. P. 974-981. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000531900