1. Bartis, J., Camm, F., Ortiz, D., 2008. Producing Liquid Fuels From Coal: Prospects and Policy Issues. Santa Monica, CA, Rand Corporation.
2. Nuclear Power Is Not The Answer To Global Warming Or Anything Else;Caldicott,2006
3. Solar energy conversion;Crabtree;Physics Today,2007
4. Fleay, B., 2006. Nuclear Power: Energy Inputs and Life Cycle Net Energy Yields. 〈http://blog.greenparty.ca/files/Nuclear_In_Out_3.pdf〉.
5. Photovoltaics energy payback times, greenhouse gas emissions and external costs: 2004-early 2005 status;Fthenakis;Progress in Photovoltaics: Research and Applications,2006