@inproceedings{DBLP:conf/compgeom/DobkinHGN99,
	author={David P. Dobkin, 
               Alejo Hausner, 
               Emden R. Gansner, 
               Stephen C. North},
	booktitle={Symposium on Computational Geometry},
	pages={425-426},
	title={Uncluttering Force-Directed Graph Layouts},
	year=1999,
}