@article{SLC_2011-2012_66_a3,
     author = {Hayat Cheballah and Philippe Biane},
     title = {Gog and {Magog} {Triangles,} and the {Sch\"utzenberger} {Involution}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {66},
     year = {2011-2012},
     url = {http://geodesic.mathdoc.fr/item/SLC_2011-2012_66_a3/}
}