%0 Journal Article %A S., Mukhopadhaya %T Extended Minimum-Number Theorems of Cyclic and Sextactic Points on a Plane Convex Oval %J Mathematische Zeitschrift %D 1931 %P 648-662 %V 33 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1931__33_168290/ %F MZ_1931__33_168290