Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Jonathan Shachter,Tracking and Quantifying Japanese English Language Learner Speaking Anxiety,The Language Teacher,0289-7938,The Japan Association for Language Teaching (JALT),2018-07-01,42,,3,https://cir.nii.ac.jp/crid/1873398392358865280,https://doi.org/10.37546/jalttlt42.4-1