Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Sato Tatsuo,Nakajima Aircraft Company's Airframe Business and its Production Efficiency during World War II,Keiei Shigaku (Japan Business History Review),03869113,Business History Society of Japan,2015,50,3,26-51,https://cir.nii.ac.jp/crid/1390282680304226816,https://doi.org/10.5029/bhsj.50.3_26