%0 Journal Article %A H. W. Berkowitz %T Restricted Eulerian circuits in directed graphs %J Colloquium Mathematicum %D 1978 %P 185-188 %V 39 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-39-1-185-188/ %R 10.4064/cm-39-1-185-188 %G en %F 10_4064_cm_39_1_185_188