1. Environmental Protection Agency of United States. .
2. Trends in global CO2 emissions 2013 Report, PBL Netherlands Environmental Assessment Agency. .
3. CO2 emissions from fuel combustion Highlights Edition 2012 International Energy Agency. .
4. Gas cleaning challenges for coal-fired oxy-fuel technology with carbon capture and storage;Wall;Fuel,2013
5. Impacts of Trace Components on Oxy-Combustion for the Callide Oxy-Fuel Project – Literature Review;Nelson,2013