@InProceedings {dds.xml02,
    author = {E. Damiani and S. {De Capitani di Vimercati} and P. Samarati},
    booktitle = {Proc. of the 2002 ACM Workshop on XML Security},
    title = {Towards Securing {XML} Web Services},
    address = {Washington, DC, USA},
    month = {November},
    year = {2002}
}