%0 Journal Article %A L. SzamkoĊ‚owicz %T Remarks on the Cartesian product of two graphs %J Colloquium Mathematicum %D 1962 %P 43-47 %V 9 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-9-1-43-47/ %R 10.4064/cm-9-1-43-47 %G en %F 10_4064_cm_9_1_43_47