Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yoichi WATANABE,Future Developments of Surface Heat Treatment Techniques Using Nitrogen for Powertrain Gears Required for Next-Generation Automobiles,日本パーカライジング技報 = Technical report,13402706,平塚 : 日本パーカライジング総合技術研究所,2023,,35,3-10,https://cir.nii.ac.jp/crid/1520576435525131264,