@InProceedings {dffoprs-globecom2021,
    author = {S. {De Capitani di Vimercati} and D. Facchinetti and S.
Foresti and G. Oldani and S. Paraboschi and M. Rossi
and P. Samarati},
    booktitle = {Proc. of the 2021 IEEE Global Communications Conference (GLOBECOM 2021)},
    title = {Multi-Dimensional Indexes for Point and Range Queries on Outsourced Encrypted Data},
    address = {Madrid, Spain},
    month = {December},
    day = {7-11},
    year = {2021}
}