1. International Organization for Standardization “Hydrogen fuel - Product specification - Part 2: Proton exchange membrane (PEM) fuel cell applications for road vehicles”, ISO/TS 14687−2:2008, March 1, 2008.
2. Fuel Cell Systems Explained
3. Noyes, W. A., Jr. and Washington, D. C.Summary Technical report of the National Defense Research Committee Division 10, 1946.
4. The Heat of Adsorption of Carbon Monoxide on Copper1