A. Krawiecki S. Matyjaskiewicz J. A. Holyst K. Kacperski Fractal Spectroscopy by Noise-Free Stochastic Multiresonance at Higher Harmonics. 141-159 2004 14 I. J. Bifurcation and Chaos 1 http://dx.doi.org/10.1142/S0218127404009235 db/journals/ijbc/ijbc14.html#KrawieckiMHK04