@article{10_37236_225,
     author = {Michael H. Albert and M. D. Atkinson and Vincent Vatter},
     title = {Counting 1324, 4231-avoiding permutations},
     journal = {The electronic journal of combinatorics},
     year = {2009},
     volume = {16},
     number = {1},
     doi = {10.37236/225},
     zbl = {1186.05002},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/225/}
}