1.
Liberzon, D. Calculus of Variations and Optimal Control Theory: A Concise Introduction. (Princeton University Press, Princeton, 2012).
2.
Barnett, S. & Cameron, R. G. Introduction to Mathematical Control Theory. vol. Oxford applied mathematics and computing science series (Clarendon Press, Oxford, 1985).
3.
Heij, C., Ran, A. C. M. & Schagen, F. van. Introduction to Mathematical Systems Theory: Linear Systems, Identification and Control. (Birkhäuser, Basel, 2007).
4.
Hendricks, E., Jannerup, O. E. & Sørensen, P. H. Linear Systems Control: Deterministic and Stochastic Methods. (Springer, Berlin, 2008).
