%0 Journal Article %A S. M. Natanzon %T On the total number of ovals of real forms of a~complex algebraic curve %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1980 %P 223-224 %V 35 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1980_35_1_a10/ %G en %F RM_1980_35_1_a10