@Article {dflps-isj2019,
    author = {S. {De Capitani di Vimercati} and S. Foresti and G.
Livraga and V. Piuri and P. Samarati},
    title = {A Fuzzy-based Brokering Service for Cloud Plan Selection},
    journal = {IEEE Systems Journal (ISJ)},
    month = {January},
    year = {2019},
    note = {to appear}
}