1. Iizuka, Y. (2018), “Keynote speech”, Proceeding of the 6th JAB Management System Symposium, Japan Accreditation Board, pp. 3-4.
2. Koyama, Y., Kaneko, M., Komori, S. and Yamada, S. (2019), “A survey of current status on activation of ISO 9001 certification in society”, Proceedings of 17th ANQ Congress 2019, ANQ 1-021.
3. Kurosaki, Y. (2017), “Challenges of Japanese OHSMS in comparison with global companies”, Safety Engineering, Vol.56, No.2, pp. 84-91.
4. Morgado, L., Silva, F.J.G. and Fonseca, L.M. (2020), “Mapping Occupational Health and Safety Management Systems in Portugal: outlook for ISO 45001:2018 adoption”, Procedia manufacturing, Vol.38, pp.755-764.
5. Lee, J., Jung, J., Yoon, S.J. and Byeon, S.H. (2019), “Implementation of ISO45001 Considering Strengthened Demands for OHSMS in South Korea: Based on Comparing Surveys Conducted in 2004 and 2018”, Safety and Health at Work, Vol.11, No.4, pp. 418-424.