@Inproceedings{RodrĂ­guezBrisaboa98,
author = {Brisaboa, N. R. and Mirbel, I. and Pernici, B.},
title = {Constraints in spatio-temporal databases: A proposal of clasification},
booktitle = {Proceedings of the 13th International Workshop on Exploring Modeling Methods for Systems Analysis and Design (EMMSAD'08)},
address = {Pisa},
year = {1998},
}