@article {IOPORT.05736885,
    author       = {Penzo, Wilma},
    title        = {Efficiently answering personalized queries on XML data.},
    year         = {2008},
    journal      = {International Journal of Web Information Systems},
    volume       = {4},
    number       = {3},
    issn         = {1744-0084},
    pages        = {323-351},
    publisher    = {Emerald, Bingley},
    doi          = {10.1108/17440080810901106},
    identifier   = {05736885},
}