Kerzhentsev, M. A., et al. “Control of Ni Ce1-XMxOy Catalyst Properties Via the Selection of Dopant M = Gd, La, Mg. Part 2. Catalytic Activity”. Eurasian Chemico-Technological Journal, vol. 20, no. 4, Dec. 2018, pp. 293-00, doi:10.18321/ectj762.