%0 Journal Article %A A. Yu. Borisovich %T A functional-operator method for investigating bifurcations in the equivariant Plateau problem %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1997 %P 56-65 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1997_2_a4/ %G ru %F IVM_1997_2_a4