@InProceedings {als-cse2012,
    author = {{C.A.} Ardagna and G. Livraga and P. Samarati},
    booktitle = {Proc. of the 15th IEEE International Conference on Computational Science and Engineering (CSE 2012)},
    title = {Protecting Privacy of User Information in Continuous Location-Based Services},
    address = {Paphos, Cyprus},
    month = {December},
    day = {5-7},
    year = {2012}
}