@article{
    Papapetrou_BSc,
    author = "Papapetrou, Panagiotis",
    responsibleperson = "Papapetrou,Panagiotis",
    title = "Discovering Aggregate Usage Profiles using Clustering Methods",
    journal = "B.Sc. Thesis",
    optorganization = "University of Ioannina",
    year = "2003",
    impactfactor = "E"
}