Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OKAZAKI Akihito,Consideration on technology and tactics of reciprocal twin-engine fighter before and during the world war 2,"The Proceedings of Mechanical Engineering Congress, Japan",2424-2667,The Japan Society of Mechanical Engineers,2020,2020,0,S20104,https://cir.nii.ac.jp/crid/1390568937776522752,https://doi.org/10.1299/jsmemecj.2020.s20104