Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yamamoto Masashi and Hukasawa Tunenori and Yamasue Eiji and Ishihara Keiichi N,The Transition of Fuel Economy on Automobiles and its Factor.,Journal of the Japan Society of Powder and Powder Metallurgy,05328799,Japan Society of Powder and Powder Metallurgy,2002,49,5,419-425,https://cir.nii.ac.jp/crid/1390001206306961152,https://doi.org/10.2497/jjspm.49.419