@article{10_37236_4413,
     author = {David Callan and Shi-Mei Ma and Toufik Mansour},
     title = {Some combinatorial arrays related to the {Lotka-Volterra} system},
     journal = {The electronic journal of combinatorics},
     year = {2015},
     volume = {22},
     number = {2},
     doi = {10.37236/4413},
     zbl = {1312.05006},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/4413/}
}