
Source: Cybernetics and Second-Order Cybernetics (2001), p.2 Cited in: " Notes on Heylighen 2001 http://thinkipedia.wikispaces.com/Notes+on+Heylighen+2001" at thinkipedia.wikispaces.com, 2013
Stuart A. Umpleby (1991) "Strategies for Winning Acceptance of Second Order Cybernetics." In George E. Lasker, et al. (eds.) Advances in Human Systems and Information Technologies. Windsor, Canada: International Institute for Advanced Studies in Systems Research and Cybernetics, 1992. pp. 97-196. (paper)
Source: Cybernetics and Second-Order Cybernetics (2001), p.2 Cited in: " Notes on Heylighen 2001 http://thinkipedia.wikispaces.com/Notes+on+Heylighen+2001" at thinkipedia.wikispaces.com, 2013
Source: The reality of the Mass Media (2000), p. 117.
George (1960) " Automatic controls in industry http://books.google.nl/books?id=ca1QDXCpElgC&pg=PA48" in: New Scientist. 7 jan 1960. p.48
hence one actually or potentially open
Source: Introduction to Systems Philosophy (1972), p. 38.
Source: An Introduction to Cybernetics (1956), Part I: Mechanism, p. 4-5
“If cybernetics is the science of control, management is the profession of control”
Source: Decision and control: the meaning of operational research and management cybernetics, 1966, p. 239 cited in: A. Ghosal (1978) Applied cybernetics: its relevance in operations research. p. 2 and many other sources.
General System Theory (1968), 4. Advances in General Systems Theory