Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takeda Akinari and Shibata Osamu and Yokoyama Kenji and Yokoo Norihisa and Oka Tatsuo,Comparison of carbon emission levels based on the analysis of input/output table,"Transactions of the Society of Heating,Air-conditioning and Sanitary Engineers of Japan",0385275X,"The Society of Heating, Air-Conditioning & Sanitary Engineers of Japan",2001,26,81,81-89,https://cir.nii.ac.jp/crid/1390001206546779520,https://doi.org/10.18948/shase.26.81_81