@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)},
    volume = {13},
    number = {4},
    pages = {4101-4109},
    month = {December},
    year = {2019}
}