@article{10_37236_2498,
     author = {Susan van Aardt and Alewyn Burger and Jean Dunbar and Marietjie Frick and John Harris and Joy Singleton},
     title = {An iterative approach to the traceability conjecture for oriented graphs},
     journal = {The electronic journal of combinatorics},
     year = {2013},
     volume = {20},
     number = {1},
     doi = {10.37236/2498},
     zbl = {1266.05044},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/2498/}
}