Koizumi, Toshiaki2018-08-282018-08-281992b1965431http://hdl.handle.net/1885/146675105 leavesen-AUEnergy development AsiaEnergy development Pacific AreaCoal AsiaCoal Pacific AreaAsia Foreign economic relations Pacific AreaPacific Area Foreign economic relations AsiaA case study for potential Asia-Pacific economic cooperation : the coal flow concept199210.25911/5d63c454c1dd62018-08-27