%0 Journal Article %A A. A. Pekarskii %T Approximation to the Function ~$z^{\alpha}$ by Rational Fractions in a Domain with Zero External Angle %J Matematičeskie zametki %D 2012 %P 761-772 %V 91 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2012_91_5_a11/ %G ru %F MZM_2012_91_5_a11