Chabane Djeraba Marinette Bouet Henri Briand Ali Khenchaf Visual and Textual Content Based Indexing and Retrieval. 269-287 2000 2 Int. J. on Digital Libraries 4 http://link.springer.de/link/service/journals/00799/bibs/0002004/00020269.htm db/journals/jodl/jodl2.html#DjerabaBBK00