title = {Transversals of circuits and acyclic orientations in graphs and matroids.},
author = {C. Berge and Michel Las Vergnas}, journal = {Discrete Mathematics}, pages = {107-108}, url = {http://dblp.uni-trier.de/db/journals/dm/dm50.html#BergeV84}, volume = {50}, year = {1984}, description = {dblp}, ee = {http://dx.doi.org/10.1016/0012-365X(84)90038-4}, date = {2007-06-18},
keywords = {dblp }