@article{10_37236_2556,
     author = {Marilena Barnabei and Flavio Bonetti and Matteo Silimbani},
     title = {Two permutation classes related to the bubble sort operator},
     journal = {The electronic journal of combinatorics},
     year = {2012},
     volume = {19},
     number = {3},
     doi = {10.37236/2556},
     zbl = {1253.05005},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/2556/}
}