Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 二村 優 and 堂田 邦明 and 牧野 武彦 and 鈴木 哲哉,Development of Micro-Dimple Forming for Inner Surface of Pipe,Journal of the Japan Society for Technology of Plasticity,00381586,The Japan Society for Technology of Plasticity,2009,50,580,434-438,https://cir.nii.ac.jp/crid/1390282681475628672,https://doi.org/10.9773/sosei.50.434