@inproceedings{CTT100644823,
  author = {Pakaporn THISAYAKORN and Akinori NISHIHARA},
  title = {Intelligent English Tutoring System: from the Analysis of Japanese Learner Corpus},
  booktitle = {The 28th Annual Conference of JSET},
  year = 2012,
}

@inproceedings{CTT100638724,
  author = {Pakaporn THISAYAKORN and AKINORI NISHIHARA},
  title = {The Computer Adaptive English Tutoring Systemfocusing on Errors often made by Japanese Learners},
  booktitle = {The 27th Annual Conference of JSET},
  year = 2011,
}