Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MURAKOSHI Ryoji,Using the Statistical Software R for Text Mining in School Settings- A trial analysis of a potential new tool with English class action research reports,BULLETIN of Kanagawa Prefectural Institute of Language and Culture Studies,2186-7348,Kanagawa Prefectural Institute of Language and Culture Studies,2013,2,0,165-175,https://cir.nii.ac.jp/crid/1390001205823284224,https://doi.org/10.20686/academiakiyou.2.0_165