Othman, N. H., Z. Wu, and K. Li. “Fabrication of Bi1.5Y0.3Sm0.2O3–δ–Based Dual–layer Ceramic Hollow Fibre Membranes for Catalytic Reactions”. Journal of Applied Membrane Science &Amp; Technology, vol. 15, no. 1, Nov. 2017, doi:10.11113/amst.v15i1.102.