@article{oai:tsuru.repo.nii.ac.jp:00000061, author = {Brent, Wolter}, issue = {50}, journal = {都留文科大学研究紀要, 都留文科大学研究紀要}, month = {Mar}, pages = {137--151}, title = {Investigating the Japanese Learner's L2 Mental Lexicon Through Word Associations}, year = {1999} }