%0 Journal Article
%A Wenchang Chu
%T Elementary proofs for convolution identities of Abel and Hagen-Rothe
%J The electronic journal of combinatorics
%D 2010
%V 17
%U http://geodesic.mathdoc.fr/articles/10.37236/473/
%R 10.37236/473
%F 10_37236_473