@article{oai:shoin.repo.nii.ac.jp:00000065, author = {松田, 謙次郎}, journal = {Theoretical and applied linguistics at Kobe Shoin : トークス}, month = {Mar}, note = {40263636}, pages = {87--94}, title = {Digital Devices in Sociolinguistic Fieldworks}, volume = {6}, year = {2003} }