Donner, R. V., Small, M., Donges, J. F., Marwan, N., Zou, Y., Xiang, R., Kurths, J. (2011): Recurrence-based time series analysis by means of complex network methods. - International Journal of Bifurcation and Chaos, 21, 4, 1019-1046.https://doi.org/10.1142/S0218127411029021