%0 Journal Article %A Lindner, Charles C. %T Comment on a Note by J. Marica and J. Schönheim %J Canadian mathematical bulletin %D 1970 %P 539-539 %V 13 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1970-101-6/ %R 10.4153/CMB-1970-101-6 %F 10_4153_CMB_1970_101_6