@article{SLC_1983_07_a4,
     author = {>Werner H\"asselbarth},
     title = {A {Combinatorial} {Description} of {Structure} and {Properties} of {Chemical} {Compounds}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {07},
     year = {1983},
     url = {http://geodesic.mathdoc.fr/item/SLC_1983_07_a4/}
}