Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) NONOYAMA-TARUMI Yuko,Prevalence and Determinants of Participation in Shadow Education in Four East Asian Societies,Comparative Education,09166785,Japan Comparative Education Society,2011,2011,42,63-82,https://cir.nii.ac.jp/crid/1390015343778127616,https://doi.org/10.5998/jces.2011.42_63