%0 Journal Article %K Gas-diffusion layer %K Polymer-electrolyte fuel cell %K Mathematical modeling %K Conformal mapping %K Diffusion medium %A Adam Z Weber %B Electrochimica Acta %D 2008 %G eng %N 2 %P 311 - 315 %R 10.1016/j.electacta.2008.07.084 %T Effective diffusion-medium thickness for simplified polymer-electrolyte-fuel-cell modeling %V 54 %8 12/2008 %! Electrochimica Acta