1. World energy outlook, Organisation for economics, ISBN-10: 9264201300, 2013, http://www.iea.org/newsroomandevents/news/2012/may/name,27216,en.html, cited December 2013.
2. World Coal Association Report 2012 Coal–Energy for Sustainable Development, http://www.worldcoal.org/coal/where-is-coal-found/, cited December 2013.
3. Fuel cells and their applications;Kordesch,1996
4. Energy conversion with solid oxide fuel cell systems: a review of concepts and outlooks for the short- and long-term;Adams;Ind. Eng. Chem. Res.,2013
5. A comprehensive review of direct carbon fuel cell technology;Giddey;Prog. Energy Comb. Sci.,2012