TY  - JOUR
AU  - Lindner, Charles C.
TI  - Comment on a Note by J. Marica and J. Schönheim
JO  - Canadian mathematical bulletin
PY  - 1970
SP  - 539
EP  - 539
VL  - 13
IS  - 4
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1970-101-6/
DO  - 10.4153/CMB-1970-101-6
ID  - 10_4153_CMB_1970_101_6
ER  -