%0 Journal Article %A S. M. Gusein-Zade %T On the Existence of Deformations without Critical Points (the Teissier problem for functions of two variables) %J Funkcionalʹnyj analiz i ego priloženiâ %D 1997 %P 74-77 %V 31 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1997_31_1_a7/ %G ru %F FAA_1997_31_1_a7