%0 Journal Article %A E. Graczyńska %A A. Wroński %T On weak Agassiz systems of algebras %J Colloquium Mathematicum %D 1978 %P 9-12 %V 40 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-40-1-9-12/ %R 10.4064/cm-40-1-9-12 %G en %F 10_4064_cm_40_1_9_12