List of works
-  Patanamon Thongtanunam, Shane McIntosh, Ahmed E. Hassan, and Hajimu Iida , "Investigating Code Review Practices in Defective Files: an Empirical Study of the Qt System," In 12th Working Conference on Mining Software Repositories (MSR), pages 168-179 May 2015.
-  Kenji Fujiwara, Kyohei Fushida, Norihiro Yoshida, and Hajimu Iida, "An Approach to Investigating How a Lack of Software Refactoring Effects Defect Density," In IEICE Technical Report, volume 111, number 107, pages 59-62 June 2011.
-  Md. Rejaul Karim, "Investigating the Characteristics Of the High-Impact Bug Reports:A Case Study of Apache Camel Project," Master thesis, 奈良先端科学技術大学院大学情報科学研究科, 2016.