CATALYTIC HYDROGENATION OF CARBON MONOXIDE OVER NANOSTRUCTURED PEROVSKITE-LIKE GANDOLINIUM AND STRONTIUM FERRITES ArticleT.F. Sheshko, Yu.M. Serov, M.V. Dement’Eva, A. Shul’Ga, I.V. Chislova, I.A. ZverevaRussian Journal of Physical Chemistry A. Vol. Vol 90 No 5 Pleiades Publishing Ltd. 2016. P.. 926-931