"Continuous Verification" in Mission Critical Software Development. - Tien-fu Chang; Alejandro Danylyzsn; So Norimatsu; Jose Rivera; David Shepard; Anthony J. Lattanze; James E. Tomayko (HICSS (5), 1997)

Development of "SPI Strategy Framework" and Its Application. - So Norimatsu; Toshiyuki Kishi; Noriko Wada (EuroSPI, 2018)

Formulation of process improvement knowledge: 7 components of a good PI story. - So Norimatsu; Kiyoshi Endo; Makoto Usugi; Aiichiro Niwa; Koichi Tange (J. Softw. Evol. Process., 2019)

Experience with the Performance of Online Distributed Assessments - Using Advanced Infrastructure. - Damjan Ekert; Richard Messnarz; So Norimatsu; Tobias Zehetner; Laura Aschbacher (EuroSPI, 2020)

Derivation of SPI Manifesto Principle Example from an SPI Story. - So Norimatsu; Noriko Wada (EuroSPI, 2020)

First Experiences with the Automotive SPICE for Cybersecurity Assessment Model. - Richard Messnarz; So Norimatsu; Jürgen Dobaj; Damjan Ekert; Georg Macher; Tobias Zehetner; Laura Aschbacher (EuroSPI, 2021)

An Interpretation of the PIM.3 Process Improvement Process - Results of the iNTACS Process Expert Training Developer Group for PIM.3. - Richard Messnarz; Vesna Djordjevic; Viktor Grémen; Winifred Menezes; Ahmed Alborae; Rainer Dreves; So Norimatsu; Thomas Wegner; Bernhard Sechser (EuroSPI, 2022)

Analysis of Automotive SPICE V4.0 Changes. - Damjan Ekert; Elena-Flavia Povirnaru; Andreas Gasch; Ralf Mayer; So Norimatsu; Alexander Feulner; Brigitte Kurz-Grießnig; Peter Lindermuth; Rainer Dreves; Rudolf Grave; Richard Messnarz (EuroSPI (1), 2024)

Case Study: Game-Based Learning of SPI Manifesto Behavior and Attitude Transformation Using Small-step Good Practices in the "Sugoroku" Game. - So Norimatsu; Makoto Oomori; Keiko Mizuta; Aiichiro Niwa; Yoshiyuki Anan; Kiyoshi Endo (EuroSPI (2), 2024)

The PIM.3 process improvement process - Part of the iNTACS certified process expert training. - Richard Messnarz; Vesna Djordjevic; Viktor Grémen; Winifred Menezes; Ahmed Alborae; Rainer Dreves; So Norimatsu; Thomas Wegner; Bernhard Sechser (J. Softw. Evol. Process., 2025)