%0 Journal Article %A Abramson, M. %A Moser, W. %T A Note on Combinations %J Canadian mathematical bulletin %D 1966 %P 675-677 %V 9 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1966-082-5/ %R 10.4153/CMB-1966-082-5 %F 10_4153_CMB_1966_082_5