@article{JAC_2013__38_3_a1,
     author = {Gitler, Isidoro and Reyes, Enrique and Vega, Juan Antonio},
     title = {Complete intersection toric ideals of oriented graphs and chorded-theta subgraphs},
     journal = {Journal of Algebraic Combinatorics},
     pages = {721--744},
     publisher = {mathdoc},
     volume = {38},
     number = {3},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2013__38_3_a1/}
}