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Dyfyniad Arddull ChicagoSeydel, Rudiger. Practical Bifurcation and Stability Analysis: From Equilibrium to Class.- 2nd Ed. 2nd ed. New York: Springer, 1994.
Dyfyniad MLASeydel, Rudiger. Practical Bifurcation and Stability Analysis: From Equilibrium to Class.- 2nd Ed. 2nd ed. Springer, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.