1. Energy efficiency and energy savings in Japanese residential buildings—research methodology and surveyed results;Lopes;Energy and Buildings,2005
2. Energy-efficiency strategy for CO2 emissions in a residential sector in Japan;Ashina;Applied Energy,2008
3. National Institute for Environmental Studies, National greenhouse gas inventory report of Japan, Ministry of the Environment, Japan, 2009.
4. EDMC Handbook of Energy & Economic Statistics in Japan, The Energy Conservation Center, Japan, 2009.
5. Systems Analysis Group, International comparisons of energy efficiency (Sectors of electricity generation, iron and steel, cement), Research Institute of Innovation Technology for the Earth, Japan, 2008.