%0 Journal Article %A Nebeský, Ladislav %T New proof of a characterization of geodetic graphs %J Czechoslovak Mathematical Journal %D 2002 %P 33-39 %V 52 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_2002__52_1_a4/ %G en %F CMJ_2002__52_1_a4