著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) "植木, 美千子 and 竹内, 理",Study Abroad and Motivation to Learn a Second Language: Exploring the Possibility of the L2 Motivational Self System,Language Education & Technology,21857792,The Japan Association for Language Education & Technology(LET),2015-12,52,,1-25,https://cir.nii.ac.jp/crid/1050001202912826624,