TY - JOUR AU - Leroux, Philippe TI - An algebraic framework of weighted directed graphs. JO - International Journal of Mathematics and Mathematical Sciences PY - 2003 SP - 3657 VL - 2003 IS - 58 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.1155/S0161171203302170/ DO - 10.1155/S0161171203302170 LA - en ID - 10_1155_S0161171203302170 ER -