Lee, M., Y. Gan, C. Yang, C. Ren, and X. Xue. “Fabrication and Characterization of Thin-Film SOFC Supported by Microchannel-Structured Zirconia Substrate for Direct Methane Operation”. International Journal of Petroleum Technology, vol. 8, Oct. 2021, pp. 80-92, doi:10.15377/2409-787X.2021.08.6.