@article{10_37236_4235,
     author = {Christopher J. Fewster and Daniel Siemssen},
     title = {Enumerating permutations by their run structure},
     journal = {The electronic journal of combinatorics},
     year = {2014},
     volume = {21},
     number = {4},
     doi = {10.37236/4235},
     zbl = {1298.05010},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/4235/}
}