%A 花岡, 達也 %A 地球環境研究センター %A Asia-Pacific Integrated Model Team %T Global greenhouse gas emissions reduction potentials and mitigation costs in 2020 : methodology and results %I Center for Grobal Environmental Research, National Institute for Environmental Studies %D 2008 %S CGER-report %V CGER-I081-2008 %U https://ci.nii.ac.jp/ncid/BA91094124