%0 Journal Article %A Victor J. W. Guo %T Proof of Sun's conjecture on the divisibility of certain binomial sums %J The electronic journal of combinatorics %D 2013 %V 20 %N 4 %U http://geodesic.mathdoc.fr/articles/10.37236/3100/ %R 10.37236/3100 %F 10_37236_3100