CATALYTIC BEHAVIOUR OF SURFACE COBALT ON GDFEO3 PEROVSKITE IN THE SYNGAS PRODUCTION Article Kost V.V., Kryuchkova T.A., Sheshko T.F., Bazhenova O.O., Chislova I.V., Yafarova L.V., Zvereva I.A. Advances in synthesis and complexing. РУДН. 2019. 148 p.