%0 Journal Article %A G. A. Leonov %T On estimates of the bifurcation values of the parameters of a~Lorentz system %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1988 %P 216-217 %V 43 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1988_43_3_a14/ %G en %F RM_1988_43_3_a14