@article{articlef9b09a27, title = {Advanced proton exchange membrane electrolyzer with an improved three-dimensional reaction zone}, author = {Petrov, K and Xiao, K and Gonzalez, E R and Srinivasan, S and Appleby, A J and Murphy, O J}, year = {1993}, doi = {10.1016/0360-3199(93)90060-n}, journal = {International Journal of Hydrogen Energy} }