Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OKU Takefumi and HIRANO Kenji and YAMADA Shu,An Instruction Method for the Using Success or Failure Factors for Classification of Trainees in Machine Tool Operation,Journal of JSEE,1341-2167,Japanese Society for Engineering Education,2020,68,5,5_45-5_50,https://cir.nii.ac.jp/crid/1390848647561560192,https://doi.org/10.4307/jsee.68.5_45