@manual{EURECOM+4293,
  title = {Anyhow, anytime feedback in classical multiuser channels: recent successes and many challenges},
  author = {Elia, Petros and  Slock, Dirk TM},
  address = {Pisa},
  year = {2014},
  note = {© EURECOM. Personal use of this material is permitted. The definitive version of this paper was published in NEWCOM\# Spring School, Advanced Signal Processing Techniques for Heterogeneous Networks, 18-20 March 2014, Pisa, Italy and is available at :},
}