@article{02012638,
title = {An algebraic framework of weighted directed graphs.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2003},
year = {2003},
pages = {3657-3678},
doi = {10.1155/S0161171203302170},
zbl = {1031.05061},
language = {en},
url = {http://dml.mathdoc.fr/item/02012638}
}
Leroux, Philippe. An algebraic framework of weighted directed graphs.. International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 3657-3678. doi : 10.1155/S0161171203302170. http://gdmltest.u-ga.fr/item/02012638/