Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kenichi Kamimuki and Yasumasa Nakashima and Kouichi Yoshida and Tokuhiro Nakabayashi,Development of in-process monitoring technique in YAG laser welding,SPIE Proceedings,0277-786X,SPIE,2003-03-03,4831,,160,https://cir.nii.ac.jp/crid/1870302167907116032,https://doi.org/10.1117/12.497924