@inproceedings{MLDM-2007-HuWW,
	author        = "Xuegang Hu and Dongbo Wang and Xindong Wu",
	booktitle     = "{Proceedings of the Fifth International Conference on Machine Learning and Data Mining in Pattern Recognition}",
	doi           = "10.1007/978-3-540-73499-4_15",
	isbn          = "978-3-540-73498-7",
	pages         = "188--202",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Varying Density Spatial Clustering Based on a Hierarchical Tree}",
	volume        = 4571,
	year          = 2007,
}