@conference {cRuiz-Hidalgo07,
	title = {Long term selection of reference frame sub-blocks using MPEG-7 indexing metadata},
	booktitle = {International Conference on Acoustics, Speech and Signal Processing, ICASSP 2007},
	year = {2007},
	month = {04/2007},
	pages = {669{\textendash}672},
	address = {Honolulu, Hawaii},
	author = {Ruiz-Hidalgo, J. and Salembier, P.}
}
