1. [1] G. Walker, Stirling engines, Oxford University Press, New York, 1980.
2. [2] H. Kada, H. Hojyo, and I.T. Tokuda, “Synchronization of coupled stirling engines,” NOLTA, vol. 5, no. 4, pp. 466-475, 2014.
3. [3] Y. Kuramoto, Chemical oscillations, waves, and turbulence, Springer, Berlin, 1984.
4. [4] I.Z. Kiss, Y. Zhai, and J.L. Hudson, “Emerging coherence in a population of chemical oscillators,” Science, vol. 296, no. 5573, pp. 1676-1678, 2002.
5. [5] R.F. Galán, G.B. Ermentrout, and N.N. Urban, “Efficient estimation of phase-resetting curves in real neurons and its significance for neural-network modeling,” Physical review letters, vol. 94, no. 15, p. 158101, 2005.