@article{SLC_1981_05_a0,
     author = {Johann Cigler},
     title = {Elementare {q-Identit\"aten}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {1981},
     volume = {05},
     url = {http://geodesic.mathdoc.fr/item/SLC_1981_05_a0/}
}