@Inproceedings\{NunoMiguelAntunesFreire_12_2006,
author = {Nuno Miguel Antunes Freire and José Borbinha},
title = {Metadata Spaces: The concept and a case with REPOX},
booktitle = {9th International Conference on Asian Digital Libraries},
volume = {4312},
pages = {293-302},
publisher = {Springer},
series = {LNCS - Lecture Notes in Computer Science},
location = {Kyoto, Japan},
year = {2006},
month = {December},
}