Shikina, N.K. et al. 2015. Direct Catalytic Reduction of SO2 by CH4 over Fe-Mn Catalysts Prepared by Granulation of Ferromanganese Nodules. Eurasian Chemico-Technological Journal. 17, 2 (Apr. 2015), 129–136. DOI:https://doi.org/10.18321/ectj203.