%0 Journal Article %A O. Sh. Rasizade %T Bifurcations and ``catastrophes'' in the Higgs model with external sources %J Teoretičeskaâ i matematičeskaâ fizika %D 1981 %P 36-47 %V 49 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1981_49_1_a2/ %G ru %F TMF_1981_49_1_a2