Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OCHI Youji and WAKITA Riko and YANO Yoneo,A Contents Approval System in Reusing Teaching Resources,Japan Journal of Educational Technology,13498290,Japan Society for Educational Technology,2005,28,suppl,145-148,https://cir.nii.ac.jp/crid/1390001205224693376,https://doi.org/10.15077/jjet.kj00003730688