@article{SLC_1989_22_a9,
     author = {Walter Klotz and Wilfried Lex},
     title = {Nochmals {Gleichheitstests}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {1989},
     volume = {22},
     url = {http://geodesic.mathdoc.fr/item/SLC_1989_22_a9/}
}