References
A. v.d. Schaft and D. Jeltsema (2014). Port-Hamiltonian Systems Theory: An Introductory Overview. Foundations and Trends in Systems and Control, vol. 1, no. 2-3, pp. 173-378
V. Duindam, A. Macchelli, S. Stramigioli & H. Bruyninckx (2009). Modelling and control of complex systems. The port-Hamiltonian approach, Springer..
A port-Hamiltonian Approach to Distributed Parameter Systems. J. Villegas. PhD thesis, Universiteit Twente (https://ris.utwente.nl/ws/portalfiles/portal/6041262)
B. Jacob and H.J. Zwart (2012). Linear Port Hamiltonian Systems on Infinite-dimensional Spaces, Birkhäuser Basel.