@article{fonseca16spam,
    author = {Osvaldo Fonseca and Elverton Fazzion and Italo Cunha and 
        Pedro Las-Casas and Dorgival Guedes and Wagner Meira Jr. and
        Cristine Hoepers and Klaus Steding-Jessen and Marcelo H. P. Chaves},
    title = {{Measuring, Characterizing, and Avoiding Spam Traffic Costs}},
    volume = {20},
    number = {4},
    journal = {IEEE Internet Computing},
    pages = {16--24},
    year = {2016}
}