1. Beck, K., J. Grenning, R. C. Martin, M. Beedle, J. Highsmith, S. Mellor, S. Mellor, A. Bennekum, A. Hunt, K. Schwaber, A. Cockburn, R. Jeffries, J. Sutherland, W. Cunningham, J. Kern, D. Thomas, M. Fowler and B. Marick; “Manifesto for Agile Software Development,” http://agilemanifesto.org/ (2001)
2. Hiranabe, K.; “Agile Development to Favor the Change (in Japanese),” SEC Journal, IPA (2016)
3. International Association of P2M (IAP2M); “Project and Program Management P2M Version 2.0 Concepts Guideline,” IA-P2M (2009)
4. Jang, N., K. Han, J. Koo, Y. Yoon, J. Yong and E. S. Yoon; “Development of Chemical Accident Classification Codes and Tool for Management in Process Industries,” J. Chem. Eng. Japan, 42, 742–751 (2009)
5. Japan Petrochemical Industry Association (JPCA); http://www.jpca.or.jp/2watashi/riyo/1_riyo.htm (2016)