1. a new management technology principle at Toyota;Amasaka;International Journal of Production Economics,2002
2. New Japan Production Model An Advanced Production Management Principle: Key to strategic implementation of New JIT;Amasaka;The International Business & Economics Research Journal,2007
3. Toyota Production System;Ohno;Diamond-Sha,1977
4. Forgotten management origin-Management quality taught by GHQ;Goto;Seisansei-shuppan:,1999
5. Nihon Keizai Shinbun. (1) Worst record: 40% increase of vehicle recalls (July 6, 2000), (2) Risky “Quality”: apart from production increase, it is recall rapid increase (February 8, 2006).(in Japanese).