Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) TAKEFUTA Junko and ASA Koichiro and YONAHA Nobue,A Fundamental Study for the Development of a Vocabulary Diagnostic Test System: Comparing Three Vocabulary Size Tests,Studies in e-Learning Language Education,18816711,Association for e-Learning Language Education,2019-03-20,13,0,1-13,https://cir.nii.ac.jp/crid/1390001288136954496,https://doi.org/10.20623/well.13.0_1