@article{SLC_2012-2015_67_a2,
     author = {Guo-Niu Han and Zhicong Lin and Jiang Zeng},
     title = {A {Symmetrical} {q-Eulerian} {Identity}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {2012-2015},
     volume = {67},
     url = {http://geodesic.mathdoc.fr/item/SLC_2012-2015_67_a2/}
}