%0 Journal Article %A Rosen, Robert %T Bifurcations and biological observables %J Czechoslovak Mathematical Journal %D 1981 %P 289-300 %V 31 %N 2 %I mathdoc %U https://geodesic-test.mathdoc.fr/articles/10.21136/CMJ.1981.101743/ %R 10.21136/CMJ.1981.101743 %G en %F 10_21136_CMJ_1981_101743