Atsuko Nishitani. Examining Grammatical Difficulty Obtained from Written Tests, Sentence Repetition, and Processability Theory. JACET Kansai Journal. 2020. 22. 68-87
Atsuko Nishitani. Comparing the Order of Difficulty and the Order of Appearance in Textbooks: Do Easy Grammar Points Appear Early in Textbooks?. NIDABA. 2019. 48. 80-89
A Rasch analysis of TOEIC Reading Items. 京都産業大学 総合学術研究所所報. 2014. 9. 9. 1-15
A Rasch analysis of grammatical difficulty: What influences item difficulty?. JACET Kansai Journal. 2014. 16. 50-70
西谷 敦子. A Rasch analysis of TOEIC item difficulty. 京都産業大学 総合学術研究所所報. 2013. 8. 8. 137-144
Examining the Grammatical Difficulty Order Obtained from a Sentence Repetition Test: Is It in Accord With Processability Theory or the Order Obtained from Written Tests?
(JACET関西支部秋季大会 2018)