%0 Journal Article
%A Chung-Chun Yang
%T On Deficiencies of Differential Polynomials, II.
%J Mathematische Zeitschrift
%D 1972
%P 107-112
%V 125
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MZ_1972__125_171694/
%F MZ_1972__125_171694