@article{SLC_2017_78B_a29,
     author = {Sam Hopkins and Thomas McConville and Jim Propp},
     title = {Sorting via {Chip-Firing}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {2017},
     volume = {78B},
     url = {http://geodesic.mathdoc.fr/item/SLC_2017_78B_a29/}
}