@article{SLC_1986_15_a8,
     author = {Gerd Baron},
     title = {Ein {Problem} vom {Erd\H{o}s-Typus}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {1986},
     volume = {15},
     url = {http://geodesic.mathdoc.fr/item/SLC_1986_15_a8/}
}