@inbook{P106.037,
author={De Keukelaere, Frederik and Van de Walle, Rik },
title={Digital Item Declaration and Identification},
booktitle={The MPEG-21 Book},
year={2006},
month={1},
pages={69 - 116},
editor={Burnett, I. and Pereira, F. and Van de Walle, R. and Koenen, R.},
publisher={Wiley},
address={West Sussex},
}