@inproceedings{gomes03charact,
    author = {Daniel Gomes and Mário J. Silva},
    title = {A Characterization of the Portuguese Web},
    booktitle = {Proceedings of 3rd ECDL Workshop on Web Archives},
    year = "2003",
    day = "21",
    month = "August",
    address = {Trondheim, Norway},
    url = bibnum.bnf.fr/ecdl/2003/proceedings.php?f=gomes
}