%0 Journal Article %A E. G. Goluzina %T On the value regions of systems $\{f(z_1),f'(z_1)\}$ and $\{f(z_1),f(z_2)\}$ in the class of typically real functions %J Zapiski Nauchnykh Seminarov POMI %D 1998 %P 65-75 %V 254 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1998_254_a3/ %G ru %F ZNSL_1998_254_a3