%0 Journal Article %A A. B. Zaitsev %T On the univalence of solutions of second order elliptic equations in the unit disk on the plane %J Zapiski Nauchnykh Seminarov POMI %D 2015 %P 91-100 %V 434 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2015_434_a7/ %G ru %F ZNSL_2015_434_a7