Which Dependency was Updated? Exploring Who Changes Dependencies in npm packages. - Vittunyuta Maeprasart; Ayano Ikegami; Raula Gaikovina Kula; Kenichi Matsumoto (SNPD, 2021)

On the Use of Refactoring in Security Vulnerability Fixes: An Exploratory Study on Maven Libraries. - Ayano Ikegami; Raula Gaikovina Kula; Bodin Chinthanet; Vittunyuta Maeprasart; Ali Ouni 001; Takashi Ishio; Kenichi Matsumoto (EASE, 2022)

Comparing Execution Traces of Jupyter Notebook for Checking Correctness of Refactoring. - Fumiya Sato; Ayano Ikegami; Takashi Ishio; Kazumasa Shimari; Kenichi Matsumoto (IWSC, 2022)