Key points are not available for this paper at this time.
Technical Forum Those Magnificent Men and Their Controlling Machines J. G. Ziegler J. G. Ziegler Ziegler and Associates, Walnut Creek, Calif. Search for other works by this author on: This Site PubMed Google Scholar Author and Article Information J. G. Ziegler Ziegler and Associates, Walnut Creek, Calif. J. Dyn. Sys., Meas., Control. Sep 1975, 97(3): 279-280 (2 pages) https://doi.org/10.1115/1.3426932 Published Online: September 1, 1975 Article history Online: July 13, 2010
J. G. Ziegler (Mon,) studied this question.