@conference {cVilaplana07,
	title = {Region-based hierarchical representation for object detection},
	booktitle = {Fith International Workshop on Content-Based Multimedia Indexing},
	year = {2007},
	pages = {157{\textendash}164},
	isbn = {0-7803-6727-8},
	author = {Ver{\'o}nica Vilaplana and Marqu{\'e}s, F.}
}
