@article{10_37236_6888,
     author = {Martha Yip},
     title = {Rook placements and {Jordan} forms of upper-triangular nilpotent matrices},
     journal = {The electronic journal of combinatorics},
     year = {2018},
     volume = {25},
     number = {1},
     doi = {10.37236/6888},
     zbl = {1391.05279},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/6888/}
}