1. Andronov, A. A., Leontovich, E. A., Gordon, I. I., Maier, A. G.; Theory of bifurcations of dynamic systems on a plane (English translation). New York; John Wiley, 1973
2. Auchmuty, J. F. G., Nicolis, G.: Bifurcation analysis of reaction-diffusion equations. Bull. Math. Biol. 38, 325?49 (1976)
3. Balslev, I. Degn. H.: Spatial instability in simple reaction schemes. J. Theor. Biol. 49 173?7 (1975)
4. Degn, H., Harrison, D. E. F. Theory of oscillations of respiration rate in continuous culture of Klebsiella Aerogenes. J. Theor. Biol. 22, 238?48 (1969)
5. Haken, H. Synergetics. Berlin, Heidelberg, New York; Springer-Verlag, 1977.