%0 Journal Article %A Leroux, Philippe %T An algebraic framework of weighted directed graphs. %J International Journal of Mathematics and Mathematical Sciences %D 2003 %P 3657 %V 2003 %N 58 %I mathdoc %U https://geodesic-test.mathdoc.fr/articles/10.1155/S0161171203302170/ %R 10.1155/S0161171203302170 %G en %F 10_1155_S0161171203302170