1. EG&G Technical Services, Inc., Fuel Cell Handbook, seventh ed., 2004.
2. The Fuel Cell Industry Review, The Fuel Cell Today Industry Review, 2012.
3. Fuel Cells in America. , 2012.
4. Comparative study of different fuel cell technologies;Mekhilef;Renew. Sustain. Energy Rev.,2012
5. Solid oxide fuel cells: technology status;Singh;Int. J. Appl. Ceram. Technol.,2004