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) Ji-Eun Kim,Duration and Pitch of English Front Tense and Lax Vowels Produced by Korean Speakers,Information : an international Interdisciplinary journal,13434500,Tokyo : International Information Institute,2017-03,20,3,1581-1588,https://cir.nii.ac.jp/crid/1523106605227632512,