@inproceedings{KT17,
        author      =   "O. Kupferman and T. Tamir",
        title       =   "Hierarchical Network Formation Games",
        booktitle   =   tacas16,
        series      =   lncs,
        volume =  ?,
        pages =  ?,
        publisher   =   springer,
        year        =   "2016"
}