@article{10_1017_S0008439500031337,
     author = {Brown, W. G.},
     title = {Alg\`ebre moderne et th\'eorie des graphes, orient\'es vers les sciencies \'economiques et sociales, {Tome} {I,} par {Bernard} {Roy.} 416 pages. {Dunod,} {Paris,} 1969. 96 {F.}},
     journal = {Canadian mathematical bulletin},
     pages = {157--158},
     year = {1972},
     volume = {15},
     number = {1},
     doi = {10.1017/S0008439500031337},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0008439500031337/}
}