@InProceedings{Fergus04,
	author = "Fergus, R. and Perona, P. and Zisserman, A.",
        title = "A Visual Category Filter for Google Images",
        booktitle = "Proceedings of the 8th European Conference on Computer Vision, Prague, Czech Republic",
        year = 2004,
        pages = "242--256",
        month = may,
        url = "http://www.robots.ox.ac.uk/~vgg"                  
}