Robuta

https://archives.albany.edu/description/catalog/ua435aspace_474d23e5012cf516903655cc49b3c6af Wang, Qifan with Zhiping Yao and Guangle Yan, "Chaos Study in System Dynamics", 1989 - M.E.... Adminsrative records of the System Dynamic Society, a professional organization of academics devoted to furthering research into system dynamics and systems... system dynamicswangzhipingyaoyan