@article{DMGT_2014_34_2_a7,
     author = {Richter, Peter and Leven, Emily and Tran, Anh and Ek, Bryan and Jacob, Jobby and Narayan, Darren A.},
     title = {Rank numbers for bent ladders},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {309--329},
     publisher = {mathdoc},
     volume = {34},
     number = {2},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2014_34_2_a7/}
}