Oettel, C., Rihko-Struckmann, L., & Sundmacher, K. (2012). Characterisation of the electrochemical water gas shift reactor (EWGSR) operated with hydrogen and carbon monoxide rich feed gas. International Journal of Hydrogen Energy, 37(16), 11759-11771. doi:10.1016/j.ijhydene.2012.05.033.