@article{oai:ritsumei.repo.nii.ac.jp:00002652, author = {Matthew, COOMBER}, issue = {1}, journal = {立命館言語文化研究, 立命館言語文化研究}, month = {Sep}, pages = {173--194}, title = {Feedback Provision in L2 Writing Classes: The Use of Poster Presentations to Fill a Gap}, volume = {23}, year = {2011} }