1. Beer, S.: Cybernetics and Management. J. Symb. Log. 25(3), 258 (1960)
2. Beer, S.: Brain of the firm. Managerial Cybernetics of Organization. John Wiley, Bath (1981)
3. Åström, K.J., Murray, R.M.: Feedback systems. Princeton Univeristy Press, Princeton, An introduction for scientists and engineers (2021)
4. Janert, P.K.: Feedback control for computer systems. O'Reilly Media, Sebastopol (2013)
5. Sterman, J.D.: Business dynamics. systems thinking and modeling for a complex world. McGraw-Hill Higher Education. Columbus, (2000)