@article{SLC_2018_80B_a20,
     author = {Pavel Galashin and Sam Hopkins and Thomas McConville and Alexander Postnikov},
     title = {Root {System} {Chip-Firing}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {80B},
     year = {2018},
     url = {http://geodesic.mathdoc.fr/item/SLC_2018_80B_a20/}
}